climate change
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Um, Is Migaloo Dead?
As excitement for the whale season builds, there’s just one whale on the minds of many: the famous white humpback whale named Migaloo.
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New Zealand Scientists Are Turning Stinky Seaweed into Green Power and Fertiliser
Rotting seaweed has plagued the Caribbean for more than 10 years – but our research shows how we could clean up beaches and emissions at the same time, by turning what’s now rubbish into renewable electricity and fertiliser. Pelagic sargassum is a brown seaweed that floats at the surface of oceans, particularly in the Atlantic.…
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The Alps Are Getting Ominously Greener
A team of researchers studying satellite images of the Alps made a concerning find: Since 1984, most of the high-elevation parts of European mountain range have seen an increase in vegetation. While that might not sound particularly troublesome, this “greening” is likely due to global warming and may be facilitating a feedback loop that is…
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11,000 Litres of Water to Make One Litre of Milk? New Questions About the Freshwater Impact of Dairy Farming
Water scarcity and water pollution are increasingly critical global issues. Water scarcity is driven not only by shortages of water, but also by rendering water unusable through pollution. New Zealand is no exception to these trends. Demand for water has rapidly increased, and New Zealand now has the highest per capita take of water for…