earth atmosphere

Biosphere 2
Science

Inside Earth’s miniature twin: How Biosphere 2 redefined view of the blue orb

Decades after its start, Arizona’s ‘mini Earth’ is helping scientists unlock secrets of climate resilience

US President Joe Biden speaks during the UN Climate Change Conference (COP26) in Glasgow, Scotland, Britain, November 2, 2021.Photo: Reuters
USA

US sets goal to drive down cost of removing CO2 from atmosphere

The Long March-5B Y2 rocket, carrying the core module of China's space station Tianhe, takes off from Wenchang Space Launch Center in Hainan province, China April 29, 2021. China Daily via REUTERS.
World+Biz

China says remnants of Long March 5B about to re-enter earth’s atmosphere