
Sustainability
Why Manhattan's Green Roofs Don't Work--and How to Fix Them
City rooftops covered with vegetation are seen as a way to reduce the urban heat-island effect and cut energy usage--but so far, the results have been unimpressive
City rooftops covered with vegetation are seen as a way to reduce the urban heat-island effect and cut energy usage--but so far, the results have been unimpressive
A river study in the U.S. Northeast has found that many fish species are unable to use standard passageways to swim past dams on their spawning runs
Support science journalism.
Thanks for reading Scientific American. Knowledge awaits.
Already a subscriber? Sign in.
Thanks for reading Scientific American. Create your free account or Sign in to continue.
Create Account