Environment
Mapping food deserts
EAST LANSING, Mich. — Maps are great for showing where things are. They’re also good for showing where things aren’t.
Two Michigan State University professors have developed interactive maps that offer a visual perspective of urban food deserts…
‘Stupid strategies’ could be best for the genes
Blindly copying what your parents did — no matter how stupid it may seem — could be the best strategy for the long-term success of your genes, according to research by the Universities of Exeter and Bristol.
The findings of the study, publishe…
Canada’s role grows amid looming world water shortages in some places, more flooding in others
Famed especially for the excellence of its peacekeepers and ice hockey players, Canada’s water experts are now increasingly needed to help countries elsewhere brace for drought, flood and unsafe water problems looming on a 15 to 20 year horizon.
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Arctic environment during an ancient bout of natural global warming
Scientists are unravelling the environmental changes that took place around the Arctic during an exceptional episode of ancient global warming. Newly published results from a high-resolution study of sediments collected on Spitsbergen represent …
Sterility in frogs caused by environmental pharmaceutical progestogens
Frogs appear to be very sensitive to progestogens, a kind of pharmaceutical that is released into the environment. Female tadpoles that swim in water containing a specific progestogen, levonorgestrel, are subject to abnormal ovarian and oviduct deve…