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Ecology
Build Walls on Seafloor to Stop Glaciers Melting, Scientists Say
Barriers could halt slide of undersea glaciers and hold back sea level rises predicted to result from global warming. Building walls on the seafloor may become the next frontier of climate science, as engineers seek novel ways to hold back…
World’s Largest River Floods Five Times More Often Than It Used to
Extreme floods have become more frequent in the Amazon Basin in just the last two to three decades, according to a new study. After analyzing 113 years of Amazon River levels in Port of Manaus, Brazil, researchers found that severe…
Mosquitoes Could Spread Microplastics, Study Suggests
Microplastics, which get gobbled up by whales, deep-sea fish and plankton, have also turned up in the bodies of mosquitoes, scientists have revealed. The research, published Wednesday in the journal Biology Letters, is the first to show that bits of…
Cities Around the World Lay the Groundwork for a Zero-Waste Future
Cities around the world are pledging to reduce waste over the next 12 years in an effort to curb global warming and eventually become zero-waste cities. During the Global Climate Action Summit, the C40 announced a new initiative that encourages…
IKEA Commits to Zero Emission Deliveries in Five Cities by 2020
IKEA has committed to using zero emission vehicles for home delivery in five major cities by 2020. The firm aims to be using only electric vehicles (EVs) for its last-mile courier services in Amsterdam, Los Angeles, New York, Paris and…
Prickly But Unprotected: 18 Percent of Cactus Species at Risk
Nearly a fifth of the world’s cactus species are unprotected by the world’s national parks and other conservation areas, making them one of the most at-risk groups of species on the planet, a new study finds. The study, published in…
Air Pollution Particles Found in Mothers’ Placentas
Scientists have found the first evidence that particles of air pollution travel through pregnant women’s lungs and lodge in their placentas. Toxic air is already strongly linked to harm in foetuses but how the damage is done is unknown. The…