EnvironmentWe need to count every tree on the planet - here’s why Planting trillions of trees won’t replace the 10 million hectares of forest ecosystems lost each year, but documenting them could prevent further losses Comment
Life¿ìè¶ÌÊÓÆµs want to restore the oceans with artificial whale poo Experiments will soon explore ways to emulate the fertilising effect of whale waste, which fuels blooms of algae that feed fish and lock away carbon ¿ìè¶ÌÊÓÆµ