资讯

A porous hydro-sponge made from natural materials efficiently extracts clean water from air using only sunlight.
A relentless storm is unleashing floods and tornadoes. Here's how a warmer atmosphere and a simmering Gulf of Mexico may be ...
Prolonged droughts, wildfires and water shortages. Torrential downpours that overwhelm dams and cause catastrophic flooding.
The atmosphere is mostly nitrogen (approximately 80%) and oxygen (approximately 20%). The remaining gases are found in much smaller proportions, such as carbon dioxide and water vapour.
A new UCLA-led study shows that the 2022 eruption of underwater volcano Hunga Tonga–Hunga Haʻapai did not warm the planet as was expected but actually reduced temperatures over the Southern Hemisphere ...