Libya green group battles to save remaining forests

War-ravaged Libya is better known for its oil wealth than its forests, but environmentalists hope to save its remaining green spaces from logging, development and the impacts of climate change.

New approach estimates long-term coastal cliff loss

In parts of California's iconic mountainous coasts, breathtaking beauty is punctuated by brusque signs warning spectators to stay back from unstable cliffs. The dangers of coastal erosion are an all-too-familiar reality for ...

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