A New Tool for Planning Biodiversity in Small Spaces

Researchers say the London Natural History Museum’s controversial landscape redesign will actually increase the biodiversity on its grounds. While their findings likely won’t settle the debate, the methods — which applied landscape-scale tools to a very small setting — could be useful to urban designers everywhere.

Using light to turn carbon dioxide into useful methane

Korean researchers have reported a simple way to produce methane from carbon dioxide using sunlight and common metals. The technique offers a way to recycle the carbon dioxide already being pumped into the air, and to reduce the need to dig for more natural gas.

If climate mayors ruled the world

Mayors are right to be concerned about the effects of climate change on their cities. They’re also right to think they can do something to mitigate its effects.

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