科学与环境

Canada's 2023 wildfires broke longstanding media caution around climate reporting

来源: Phys.org - latest science and technology news stories · 发布于

Canada's 2023 wildfires broke longstanding media caution around climate reporting
来源: Phys.org - latest science and technology news stories

Fueled by record-breaking drought and unusually high temperatures, Canada's 2023 wildfire season was the worst in the country's history, with more than 15 million hectares (37 million acres) charred. Smoke blanketed the eastern seaboard, with health alerts keeping people indoors

Fueled by record-breaking drought and unusually high temperatures, Canada's 2023 wildfire season was the worst in the country's history, with more than 15 million hectares (37 million acres) charred. Smoke blanketed the eastern seaboard, with health alerts keeping people indoors as skies turned an eerie orange.

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科学与环境

160-million-year-old proteins show surprising power against superbugs

Scientists resurrected antimicrobial peptides from mammals that lived millions of years ago and found that some were more potent against drug-resistant bacteria than modern human versions. These evolutionary relics could provide new clues for designing treatments as antibiotic re

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