Nature as a model for greener cities

Swapping concrete and asphalt for trees, ponds and green roofs is an example of how cities can be adapted to cope with heavy rain and climate change. But time is running out. For nature-based solutions to have a global impact, ...

Conservation ambitions must be set higher

A full 50% of Earth's surface must remain vegetated if humanity is to meet international goals for maintaining essentials such as food, clean water, and air, according to new research published in Conservation Biology.

Are we really in a sixth mass extinction?

As a philosopher of science, Alisa Bokulich grapples with weighty questions like, how can scientific models represent a system as complex as the Earth? How can we reconstruct Earth's 4.5-billion-year history using only the ...

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