Three trillion trees, but not for long
Scientists took a crack at counting the world’s trees and found that humans are having an "overwhelming" impact on forests globally.
Last chance to avoid fossil fuel doom
Scientists warned on Earth Day that we need to leave most of our remaining fossil fuel reserves in the ground to prevent climate change disaster.
Endangered animals afforded some more protection
A new international listing for animal protection looks out for polar bears and for migratory animals.
Malaria check is in the male
A new technique involves injecting mosquitoes with a gene that causes mostly male offspring, leading to a decline in population as females disappear.
Cocoa frog is experts’ cup of tea
Scientists have discovered 60 species new to science in Suriname, South America, including the chocolate-coloured frog.
Wireless charging to electrify car market
Though it would make the process effortless, it would be expensive to retrofit existing vehicles.
PC game can raise climate awareness
Fate of the World, a new strategy game, could reach new audiences, say green campaigners.
