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Day: 25 September 2007

Biofuel over-production could spark Great Plains drought

Stepping up the production of maize to fuel the rapidly expanding biofuel industry in the USA could lead to drought and severe erosion in the vast region of plains served by the Ogallala aquifer.

Metal thefts dent recycling progress

Rising prices for scrap metal has led to a surge in the number of thefts from recycling facilities and ill-protected sites like churches and abandoned buildings.

New deal to speed up ozone recovery

International governments have pledged to strengthen a treaty to reduce greenhouse gas emissions that deplete the ozone layer and contribute to climate change.

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