15 February, 2018 – The Earth’s largest animal group faces a new threat. Insects – not just rare species, but common insects too – may become less genetically diverse.
14 February, 2018 – Think of reflectivity as down-to-earth geoengineering. Some simple actions could make a big difference to city life in the long hot summer.
9 February, 2018 – Three new studies of how the world works show that seabird excrement plays an unexpected role, as do polar algae and rotting trees.
2 February, 2018 – To survive, polar bears need to gain weight, not lose it. With a longer summer and less sea ice, it’s a lot harder to do that.
31 January, 2018 – Using atmospheric aerosols to cut global warming is widely condemned as dangerous. It might be even more dangerous to start it and then stop.
29 January, 2018 – Plastic flotsam provides a liferaft for deadly bacteria – and a way of colonising coral reefs with killer infections.
22 January, 2018 – Planting more urban forests is a simple way not only to improve the health of a city’s people, but to make them wealthier too.
4 December, 2017 – Variety is not just life’s spice, but its support system. But it may not be so simple for mixed forests, researchers say.
23 November, 2017 – Lizards can shed light on the development of ecological niches and how the changing climate may affect the natural world.
22 November, 2017 – City trees are responding to climate change and urban growth, making the most of the heat island effect.
7 November, 2017 – The world can feed many millions of extra mouths by altering crops to make the most of local conditions, scientists say.