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Earlier this year, the United Nations announced some much-needed, positive news about the environment: The ozone layer, which shields the Earth from the sun’s harmful ultraviolet radiation, and which was severely depleted by decades of human-derived, ozone-destroying chemicals, is on the road to recovery.

In order to analyse climate change or provide information on natural hazards, for example, it is important for researchers to gather knowledge about rain. 

A new article published today in the journal Arctic points to major challenges in the ways traditional knowledge is included in the management of Atlantic salmon in Norway and Finland. 

The amount and composition of milk produced by dairy cows appears to be more regulated by internal, annual biological rhythms than by environmental factors such as heat and humidity, according to Penn State researchers who studied more than a decade of production records from herds across the country.

Each year brings new research showing that oil and natural gas wells leak significant amounts of the potent greenhouse gas methane.