New gates at the Montreal Trudeau airport probably won’t have ‘significant’ environmental impact

 https://www.montrealgazette.com/news/article1084656.html

Handling of environmental-impact consultation for Trudeau airport expansion is ‘scandalous,’ activist says https://www.montrealgazette.com/news/article1058167.html

https://en.wikipedia.org/wiki/R%C3%A9seau_express_m%C3%A9tropolitain#Stations

https://rem.info/en/airport , https://rem.info/en/map  

https://rem.info/en/travelling/stations/yul-aeroport-montreal-trudeau Length of each platform: 80 m

https://en.wikipedia.org/wiki/R%C3%A9seau_express_m%C3%A9tropolitain#YUL%E2%80%93Montr%C3%A9al%E2%80%93Trudeau_Airport_branch

https://dailyhive.com/vancouver/montreal-rem-vancouver-skytrain-comparison Montreal built a Metro with 152.5 m stations & a commuter rail system, then eventually the REM. 

Vancouver & BC should have designed the SkyTrain to initially have all of its stations at 100 m with the capability to be expanded to at least 155 m. Unfortunatly, the first 2 lines only have 80 m stations & the YVR-Canada-Line only has 50 m stations. 

https://en.wikipedia.org/wiki/Urban_rail_transit_in_Canada#Existing_systems