Microplastics should be banned in cosmetics to save oceans, MPs say

Environmental audit committee calls for ban after hearing that microbeads harm marine life and enter the food chain

The deep ocean: plunging to new depths to discover the largest migration on Earth

The deep ocean makes up 95% of Earth, yet only 0.0001% has been explored – the Guardian joined a mission off Bermuda looking deeper than ever before

Video: a dive into Bermuda’s hidden depths

How did Denmark become a leader in the food waste revolution?

From community food banks to food waste kitchens and even a supermarket, the Danes have embraced the concept

Global fish production approaching sustainable limit, UN warns

Around 90% of the world’s stocks are now fully or overfished and production is set to increase further by 2025, according to report from UN’s food body

The sculpture controlled by bees: Wolfgang Buttress’s Hive

Its 170,000 pieces of aluminium are a hive-like structure of latticework, controlled by the vibrations of honeybees in a hive at Kew that is connected to the sculpture

Could we set aside half the Earth for nature?

Renowned biologist E.O. Wilson wants to set aside half of the planet as protected areas for nature. But is this possible? And, if so, how would it work?