A new NASA study provides space-based evidence that Earth’s tropical regions were the cause of the largest annual increases in atmospheric carbon dioxide concentration seen in at least 2,000 years. Scientists suspected the 2015-16 El Nino — one of the largest on record — was responsible, but exactly how has been a subject of ongoing […]
Houston, the fourth largest U.S. city, and large parts of southeastern Texas are under water, overwhelmed by tropical storm rains of historic proportions, and the heavy rain resumed Sunday night, making rescuers’ tasks more difficult. Hundreds of rescue operations have been underway throughout the area — by helicopter, by boat, by rescue crews churning through […]
By the end of this century, Alaskans may be enjoying tropical evening breezes for about a week each year. That’s an increase from the almost zero such nights we currently savor. But it could happen, according to a graduate student who has tightened the grids of computer models to perhaps offer a more detailed glimpse […]
An outbreak of an intestinal parasite common in the tropics, known as Cryptosporidium, has been identified for the first time in the Arctic. The discovery was made in Nunavik, Quebec, by a team from the Research Institute of the McGill University Health Centre (RI-MUHC), in collaboration with the Nunavik Department of Public Health, Institut National […]