The sea ice cover of the Arctic Ocean shrinks rapidly with most ice loss observed during the summer months. A new study under participation of the GEOMAR Helmholtz Centre for Ocean Research Kiel recently published in the international peer-reviewed journal Scientific Reports shows that this sea ice cover becomes increasingly seasonal. As the authors state the strongest changes in the Arctic can be expected to occur in the coming decade.

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Worker and queen honeybees exposed to field-realistic levels of neonicotinoid insecticides die sooner, reducing the health of the entire colony, a new study led by York University biologists has found.

Researchers were also surprised to find the neonicotinoid-contaminated pollen collected by the honeybees came not from crops grown from neonicotinoid-treated seeds, but plants growing in areas adjacent to those crops.

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The Montreal Protocol has been hailed for controlling chlorine-based chemicals that created a vast hole in the ozone layer over Antarctica. But new research by British and American scientists suggest a chemical not controlled by the international treaty poses a potential risk to the Earth’s protective ozone layer.

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