Pollution

Florida manatee with 'Trump' etched on back prompts investigation January 12, 2021
An investigation is launched after the marine mammal was found with the president's name on its body.
Climate change: US emissions in 2020 in biggest fall since WWII January 12, 2021
US greenhouse gas emissions tumbled below their 1990 level last year, because of Covid-19 shutdowns.
Nasa's Curiosity rover: 3,000 days on Mars January 12, 2021
Three thousand days and counting: Nasa's Curiosity rover continues its extraordinary exploration of Mars.
Ocean pollutants 'have negative effect on male fertility' January 12, 2021
Harbour porpoises exposed to PCBs had shrunken testicles, suggesting sperm and fertility effects.
Climate change: Africa's green energy transition 'unlikely' this decade January 11, 2021
Hopes that Africa could "leapfrog" fossil fuels and move to renewables are not being realised.