When it comes to things that are bad for the climate, flying is pretty high up on the list. But actually, the energy consumed by our digital habits - all those emails, posts, search queries, streamed songs and shared videos - has long since overtaken the CO2 emissions of air travel. Read on

A new study shows that reforesting an area the size of the USA could remove two thirds of global CO2 emissions from the Earth's atmosphere. Sounds like a simple solution, but will that ever really happen? Read on

Researchers have unlocked the secrets of plant root growth, allowing them to potentially create climate change resistant and carbon-absorbing super plants. Read on

Negative-emissions technologies - that remove carbon dioxide from the air and in some cases, even turn it into something new - are powerful tools in the fight against climate change. In our latest Knowledge article we look at some of the most innovative approaches. Read on

Plants, algae and bacterias have perfected the harvesting of light from the sun over millennia. Read on