Top designs include a robot that collects waste on beaches, and a prototype that filters pollutants from seawater.
Concrete is cheap and strong, but even locals who have been through many disasters say they hate the walls between them and the ocean.
It’s not just the environment that is hurt by the effects of climate change – countries are hurt financially, too
The past five years have been, in total, the hottest on record, with 2018 the fourth-warmest since modern records began.
The numbers do not tell the whole story, so countries will need to reassess their roles as they contribute towards combating climate change.
Emma Haruka Iwao beat the previous record that was set in 2016 by relying on cloud technology.
Every year, people around the world celebrate a special set of numbers that begin 3.14 on the 14th day of the third month of the year (that’s today).
American scientists found that trying to catch up on sleep doesn't work, and that such an inconsistent schedule might make things worse.
The fossil fuel industry has a lot to gain by convincing the public that climate change isn’t real, but the environment stands to lose in a big way.
Tired of those arguments that just won’t die? Arm yourself with the facts for next time someone brings up a ... questionable theory
Concrete is beautiful and versatile but, unfortunately, it ticks all the boxes in terms of environmental degradation, says Anthony Thistleton