Dr Mark Hartl @M_Hartl Twitter profile

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Dr Mark Hartl

@M_Hartl

4 months

#SaveTheRoseburnPath #CyclingInEdinburgh #CyclingToWork #ActiveTravel #Edinburgh

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Dr Mark Hartl

@M_Hartl

4 years

Blimey! Near miss this morning on the West Harbour Road.... #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

4 months

Two examples within a couple of hundred meters why paint isn't infrastructure... #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

6 years

@NicolaSturgeon @peoplesvote_uk We're on our way from #Edinburgh #PutItToThePeopleMarch #RevokeArt50

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Dr Mark Hartl

@M_Hartl

3 months

What the hell is this - on the #Canal today?! #CyclingInEdinburgh #CyclingToWork

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Dr Mark Hartl

@M_Hartl

6 months

What's this @edinhelp ? Can we please get these signs off the #RussellRoad segregated #cyclepath and onto the edge of the road where they belong? #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

4 months

Great ride down the Mound this Evening... #CyclinInEdinburgh

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Dr Mark Hartl

@M_Hartl

7 years

Abolish #TuitionFees ; bring back maintenance grants. Free education. That's what an advanced society should look like... #r4today

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Dr Mark Hartl

@M_Hartl

2 years

-9ºC on the canal in #Edinburgh this morning - chilliest commute of the season.... #CyclingToWork #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

3 years

When have you last seen one of these - #SinclairC5 ? #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

1 year

Feeling very lucky to have such wonderful #kelp beds on my doorstep in #WardieBay . #wildisles

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Dr Mark Hartl

@M_Hartl

3 years

Too close? Asking for a friend.... #CyclingInEdinburgh #ClosePass

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Dr Mark Hartl

@M_Hartl

1 year

Really need some #bollards along Leithwalk... #CyclingInEdinburgh @on_lothianbuses @edinhelp @CllrScottArthur

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Dr Mark Hartl

@M_Hartl

2 years

Impressions from today's @EdCriticalMass - great turnout despite the dodgy weather. #EdCriticalMass #CriticalMassEd #Edinburgh @BridgendFarmhse #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

4 years

The post- #Covid19 tranquillity on Cramond North Road seems over now? All the more need for @Edinburgh_CC to get a move on and install more #SpaceForCycling @SustransScot @SpokesLothian

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Dr Mark Hartl

@M_Hartl

1 year

Great to see @EdCriticalMass going through #WardieBay today. Great turnout despite the showers #CriticalMass

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Dr Mark Hartl

@M_Hartl

2 years

Impressions from today's #PoP2022 in #Edinburgh . Hundreds (1000s ?) of #Cyclists joined the @POPScotland ride. Had to miss most of the speeches and dash down to Portobello for the Surfers against #Sewage campaign @sascampaigns #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

2 years

Some more impressions from today's @EdCriticalMass ride. #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

4 years

Wonderful to see so many people, whole families with small children, out on their #bikes , but #Cyclepaths & mixed used paths in #Edinburgh are now way over capacity, whilst the roads remain an unattractive alternative. Where are the #PopUpBikelanes for propper #SocialDistancing ?

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Dr Mark Hartl

@M_Hartl

4 years

Enjoying the sound of the waves in #WardieBay this Afternoon.

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Dr Mark Hartl

@M_Hartl

5 years

Congratulations to Dr Sadegh Ali Shaebi, who, despite #lockdown , successfully defended his #PhD thesis today. My first fully online viva...

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Dr Mark Hartl

@M_Hartl

6 years

Lower Granton Road #cyclepath taking shape....

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Dr Mark Hartl

@M_Hartl

2 years

RRS James Cook, home for the next 2 months. Trying to optimize ecotoxicology assays for quantifying the impact of #DeepSeaMining on benthic scavenging fish. Follow the #smartexccz cruise #lifeofanacademic

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Dr Mark Hartl

@M_Hartl

3 years

Fantastic turnout this evening at the #ride to save #LanarkLanes . #spacesforpeople @Edinburgh_CC @SpokesLothian @POPScotland @EdCriticalMass #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

2 years

Great turnout for the final @EdCriticalMass ride of 2022. #EdCriticalMass #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

7 years

Just been live on @SkyNews commenting on Michael Gove's announcement of a #plastic bottle #DepositReturnScheme for England. Great that Westminster is following Scotland's lead @yougotthebottle The debate is continuing here

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Dr Mark Hartl

@M_Hartl

1 year

Great turnout for @EdCriticalMass today, campaigning for better and more #Cycle infrastructure and #activetravel in the city. #EdCriticalMass #Edinburgh #CriticalMass

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Dr Mark Hartl

@M_Hartl

4 years

The #Granton Waterfront development plans include a number of proposals for #cyclepaths , but it will be some time before these materialise here. What we need now is at least a temporary one connecting LGR with Silverknowles Esplanade. @edinhelp @Edinburgh_CC @eleanorbirdSNP

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Dr Mark Hartl

@M_Hartl

3 years

Was pleasantly surprised this morning to see an attempt has been made to remove the fallen leaf mush on the #RoseburnPath , making it a less muddy experience. @Edinburgh_CC @SpokesPorty @SpokesLothian @SustransScot #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

7 years

Registered this beautiful small tortoiseshell this morning in #westlothian #ButterflyCount

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Dr Mark Hartl

@M_Hartl

3 years

Nice day for a #GreatBritishBeachClean in #WardieBay this morning with @mcsuk and @wardiebaybeach

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Dr Mark Hartl

@M_Hartl

4 years

Extraordinary #Haar rolling in to #WardieBay late this morning.

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Dr Mark Hartl

@M_Hartl

4 years

After a day spent in front of the laptop, had an evening stroll to see all the amazing creatures the #BeastFromTheEast has thrown up on to the shore at #WardieBay . Loads of star fish, scallops and whelks amongst the #uksnow . No wonder the gulls were going nuts...

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Dr Mark Hartl

@M_Hartl

8 months

@CllrScottArthur Ridiculous idea. Your video alone shows how well used this path is. #ActiveTravel needs to be encouraged, not displaced to appease motorist lobbies... #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

3 years

Great turnout for this month's #CriticalMassEdinburgh ride today. #CriticalMass

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Dr Mark Hartl

@M_Hartl

4 years

@rafredarrows @RoyalAirForce @GPAPassenger @Cardiff_Airport @DefenceHQ @RAFScampton For my Grandad, George Childs, who was in Burma and would have turned 100 this week. #vjday

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Dr Mark Hartl

@M_Hartl

2 months

Do you know there is a car in the Canal? @scottishcanals @edinhelp ///wide.friday.ended #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

6 years

Arrived at @HWUMalaysia campus in Putrajaya @PGMarine #MSc tropical coral reef field course @HWU_EGIS @CMBB_HWU @HeriotWattUni

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Dr Mark Hartl

@M_Hartl

3 years

#ClosePass on the #RoseburnPath this morning by what appeared to be an unlicensed motorbike.... #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

3 years

Great to see our latest #Microplastics paper out in pre-print in Marine Pollution. Particularly pleased that this was a student led #MSc project.

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Dr Mark Hartl

@M_Hartl

5 years

Great to see another section of the Lower Granton Road (West Granton Road end) #CyclePath finished. #CyclingInEdinburgh @granton_hub @GrantonCC @Edinburgh_CC @CllrEleanorBird @SustransScot @edfoc @CyclingUKScot @SpokesLothian @FoEScot

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Dr Mark Hartl

@M_Hartl

5 years

Had an amazing time last week enjoying the rich #wildlife #Scotland has to offer #ScotlandIsNow #Highlands #YCW2020

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Dr Mark Hartl

@M_Hartl

3 years

Great to see @Gillian_Mac11 , one of my Marine Biodiversity & Biotechnology MSc graduates from @HeriotWattUni elected @scottishgreens MSP for Central Scotland. The hard work has paid off! @CMBB_HWU

Scottish Greens

@scottishgreens

3 years

We are delighted that @Gillian_Mac11 has been elected to represent Central Scotland!🗳️ She is the first Scottish Green MSP to be announced today.💚

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Dr Mark Hartl

@M_Hartl

1 year

Can we get some decent drainage on the #Roseburn Path @edinhelp @Edinburgh_CC @CllrScottArthur ?🙏 #CyclingToWork #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

5 years

Lower Granton Road #cyclepath coming on nicely....

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Dr Mark Hartl

@M_Hartl

5 years

MSc Tropical Coral Reef Course - DAY 1: Heriot-Watt Students from Edinburgh and Orkney campuses transfering from KL via Heriot-Watt University campus in Putrajaya to Terengganu, providing a sense of scale of the #palmoil industry and land use.

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Dr Mark Hartl

@M_Hartl

4 years

Great to see the pontoons are back in #WardieBay for the seals and sea birds. Thanks to @wardiebaybeach #SeahunterMarine and @ForthPorts .

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Dr Mark Hartl

@M_Hartl

3 years

No better way to spend last day off than exploring #WardieBush with @wardiebaybeach (credit for lobster clip). #kelp beds in #WardieBay support rich #biodiversity right on our doorstep in #Edinburgh .Thanks to @jazznikki @LauraMossEdu @LucyKateNeville @birdandsongs @alicemcaldwell

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Dr Mark Hartl

@M_Hartl

7 years

Great TV coverage for our #microplastics work in Orkney on BBC Reporting Scotland and STV News at Six @HeriotWattUni @CMBB_HWU @HWU_EGIS Here's a link to the paper:

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Dr Mark Hartl

@M_Hartl

5 years

Our #noise paper in the media this morning @TheScotsman @Telegraph @heraldscotland @thetimes @MailOnline #mussels #ecotoxicology #multiplestress

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Dr Mark Hartl

@M_Hartl

4 years

Hey #Newsnight , we've just taken a step towards fascism. Shouldn't you be leading on the #PoliceCrackdownBill , instead of peddling the #ToryDictatorship 's warmongering....

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Dr Mark Hartl

@M_Hartl

3 years

#MSc #Orkney field course. First stop: #DEEP #oyster restoration project in the Dornoch Firth @TheGlenmorangie @mcsuk @HeriotWattUni @CMBB_HWU

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Dr Mark Hartl

@M_Hartl

5 years

Great to see the new #cyclepath on the Lower Granton Road is nearly finished - lovely smooth ride (no drainage though....). #CyclingInEdinburgh @CllrEleanorBird @SustransScot @SpokesLothian @Edinburgh_CC

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Dr Mark Hartl

@M_Hartl

4 years

Out filming with @KKeaneBBC @cathgem2000 and @BBCScotland for the upcoming @mcsuk #GreatBritishBeachClean starting on Friday. #PPE #microplastics

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Dr Mark Hartl

@M_Hartl

3 years

Amazing to see #Humpback #whales back on our door step in the Firth of Forth. Clearly visible with binocs from the A921 above Aberdour, feeding on sprats, unfortunately, in a busy shipping lane. 300mm stuggled a bit, but still chuffed with the shots.

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Dr Mark Hartl

@M_Hartl

8 years

Great! Proper #squash racquets, none of this carbon fibre nonsense... #HighRise

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Dr Mark Hartl

@M_Hartl

7 years

Our latest paper on #microplastics #pollution in Marine sediments of relatively remote #Orkney Islands #plasticpollution #BluePlanet2 #BluePlanetII @CMBB_HWU @ICITOrkney @HeriotWattUni @HWU_EGIS

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Dr Mark Hartl

@M_Hartl

4 years

Celebrating #WorldOceansDay in #Edinburgh 's urban marine #biodiversity hot spot, #WardieBay .

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Dr Mark Hartl

@M_Hartl

3 years

#CriticalMass #Edinburgh @EdCriticalMass #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

3 years

Great turnout today, at least 115 at the #CriticalMass ride in #Edinburgh

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Dr Mark Hartl

@M_Hartl

3 years

World's biggest ship, #PioneeringSpirit , just off #WardieBay this morning.

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Dr Mark Hartl

@M_Hartl

6 years

Had the pleasure of meeting Roseanna Cunnigham MSP @strathearnrose today at the #depositreturn summit at @HeriotWattUni . Scotland leading the UK in terms of #circulareconomy & managing #plasticpollution @ZeroWasteScot @mcsuk @wardiebaybeach @marinescotland

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Dr Mark Hartl

@M_Hartl

4 months

Refreshing to see a delivery lorry not parking on the #cyclepath on Leithwalk...

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Dr Mark Hartl

@M_Hartl

3 years

Never a dull moment in #WardieBay . Successful launch of the Iron age Logboat from #Granton Harbour this morning. Congratulations to Willie Black and Romain Viguier and their team! Iron Age Log-Boat in Granton.

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Dr Mark Hartl

@M_Hartl

4 years

Pretty wild in #WardieBay today...

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Dr Mark Hartl

@M_Hartl

5 years

At the #ClimateStrike March in #Edinburgh #ClimateEmergency

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Dr Mark Hartl

@M_Hartl

6 years

#MSc Orkney field course, Day 2: divers & snorklers surveying the seagrass meadows at Deerness @HeriotWattUni @CMBB_HWU #yearofsea2018

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Dr Mark Hartl

@M_Hartl

8 years

I'm Mark, an #actuallivingscientist studying marine #ecotoxicology of #nanoparticles , #microplastics , #Chemicals

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Dr Mark Hartl

@M_Hartl

4 years

Hate to be a killjoy, but this is totally unnecessary #noise pollution in Newhaven.... Can be heard and seen 2 km away in #WardieBay

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Dr Mark Hartl

@M_Hartl

5 years

Somewhat demoralising #CyclingToWork this morning and, first being overtaken by one of these newfangled electric scooter things, and then not being able to catch up (albeit up hill).... #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

6 months

Scenes from today's @EdCriticalMass ride the #BraidEstate #CyclingInEdinburgh #CriticalMass

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Dr Mark Hartl

@M_Hartl

3 years

@thomasedde Saw one yesterday. Makes such a difference when cycling behind one of these - don't get a lung full of diesel fumes. Way to go @on_lothianbuses

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Dr Mark Hartl

@M_Hartl

1 year

Project day on day 4 of the @HeriotWattUni #Coral Reef field course in #Malaysia . Students contributing to the Heriot-Watt @UMT_Official long-term #coral monitoring dataset at Pulau Bidong @PGMarine @ILES_HWU

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Dr Mark Hartl

@M_Hartl

3 years

Good morning from #WardieBay - knots providing a beautiful display.

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Dr Mark Hartl

@M_Hartl

6 years

Day 4: #MSc tropical coral reef field course: spent hours in the water surveying #corals @UMT_Official @HWU_Seas @HWUGoGlobal @HWU_EGIS @CMBB_HWU @HeriotWattUni #YearOfTheSea

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Dr Mark Hartl

@M_Hartl

3 years

Can we please have a #bollard at the end of the #CyclePath at West Harbour Road, Granton, to stop take away customers parking there and making an already dodgy crossing dangerous? Thanks @edinhelp @Edinburgh_CC #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

6 months

Bit disappointed with the new northbound #CyclePath on Charlotte's Square abruptly ending, especially as the right turn on to George Street has disappeared (I've been away for a bit). #CyclingInEdinburgh #CyclingToWork

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Dr Mark Hartl

@M_Hartl

3 years

@DGHisham @my_sejahtera UK government should take notice. If the same procedure were in place here, I probably wouldn't have #Covid now.

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Dr Mark Hartl

@M_Hartl

4 years

#Springwatch in #WardieBay ...

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Dr Mark Hartl

@M_Hartl

6 years

Sign of the times.... Working towards solutions at #micro2018

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Dr Mark Hartl

@M_Hartl

5 years

Well done to @HeriotWattUni PhD student Hannah Lee for runner up in the best student presentation prize at #MASTSASM2019 #MASTSASM19

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Dr Mark Hartl

@M_Hartl

4 years

Very challenging conditions #cycling on the #canal this morning. #CyclingToWork #CyclingInEdinburgh #uksnow

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Dr Mark Hartl

@M_Hartl

4 years

Pre- #Solstice2020 sunset in #WardieBay

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Dr Mark Hartl

@M_Hartl

7 years

Help... look what tried to get in the lift with me at #DODScot @LyellCentre #dinosaur

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Dr Mark Hartl

@M_Hartl

3 years

Great weather for today's #CriticalMass #Edinburgh ride demanding #SaferCycleLanes for #cycling in Edinburgh!

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Dr Mark Hartl

@M_Hartl

6 months

Please sign the #petition to retain the #BraidEstate quiet route, which the council is proposing to rip out. The #QuietRoute enables the local bike bus providing a safe route for kids to cycle to school. #CyclingInEdinburgh https:/www.change.org/the braid-estate

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Dr Mark Hartl

@M_Hartl

6 years

Prof Richard Thomson asking for conclusive evidence of #microplastics from tyres in marine environment. Hardly anyone at #micro2018 has found any. I haven't found any in marine sediments either. Where are they? In terrestrial systems? #MICRO2018

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Dr Mark Hartl

@M_Hartl

7 years

Bumped into beachcomber today who asked whether we were looking for #nurdles - message getting through! #microplastics @greatnurdler @mcsuk

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Dr Mark Hartl

@M_Hartl

4 years

Harbour seals in #WardieBay celebrating #WorldEnvironmentDay - #Springwatch

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Dr Mark Hartl

@M_Hartl

8 years

Buzzards back in the Wilderness Woods #westlothian @WoodlandTrust @birdinglothian #springwatch

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Dr Mark Hartl

@M_Hartl

3 years

Bizarre encounter of the day... parking on a #CyclePath . Drove at least 50m along the path to get to this position. Chap sitting in the car reading the newspaper...... #CyclingInEdinburgh

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Dr Mark Hartl

@M_Hartl

7 years

Good filming session with the @BBCScotlandNews yesterday - keep an eye on the BBC Scotland website on Friday and Reporting Scotland Friday Evening at 18:30 on BBC1 Scotland. #microplastics

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Dr Mark Hartl

@M_Hartl

3 years

Finally got to meet one my #MSc students, @hannahcmuir , at this month's #CriticalMass #Edinburgh , demanding #SaferCycleLanes for #cycling in Edinburgh!

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Dr Mark Hartl

@M_Hartl

3 years

Perfect weather in #WardieBay today for some #MSc rocky shore survey #fieldwork Looking forward to more next academic.

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Dr Mark Hartl

@M_Hartl

6 years

Finally, @jeremycorbyn tables a #noconfidence motion in the PM. @theresa_may simply walks out... #Brexistance #StopBrexit #PeoplesVote #MeaningfulVote

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Dr Mark Hartl

@M_Hartl

2 years

Monster #CruiseShip #Arcadia back in #WardieBay 3,000 passengers & crew...and all the waste and emissions they bring with them: adding to traffic on Piers Place and inconvenience for locals #ClimateEmergency #CruiseNotWelcome

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Dr Mark Hartl

@M_Hartl

6 years

Day 5: #MSc tropical coral reef field course: divers in action surveying the deeper reef @UMT_Official @HWU_Seas @HWUGoGlobal @HWU_EGIS @CMBB_HWU @HeriotWattUni #YearOfTheSea

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Dr Mark Hartl

@M_Hartl

2 years

Heart-felt tribute to Zhi Min Soh by the @InfraSisters on the 5th anniversary of her fatal accident. Some encouraging news from @SpokesLothian on planned infrastructure improvements. Still lots to do for #CyclingInEdinburgh @Edinburgh_CC @CllrScottArthur