People whose diets had a lower carbon footprint were eating less red meat and dairy.
The jumbos are fighting back against poachers in the only way they can.
A “tsunami” of e-waste contained billions of dollars' worth of uncaptured value. Much of that can be recaptured.
Attenborough says time is pressing if we are to deal with our harmful effects on the planet's beleaguered ecosystems.
Scientists may still lack a proper understanding of the impacts of aerosols on the climate.
Carmakers have the power to influence how fast we get to a future dominated by electric vehicles.