That's good news for Sweden, which has a lot of toxic arsenic in its water.
Why should we spend time and resources to bring back species when so many are dying now?
A new study suggests that in many cases, the best way to help restore damaged ecosystems is to do nothing at all.
This could accelerate the extinction of non-parasite species.
Biodiversity in the ecosystem was dramatically reduced.
The country will invest $100 billion in this far-reaching effort.
The plan to protect the Great Barrier Reef cannot achieve its goals.
New research proves that coastal wetlands are among the best marine ecosystems to fight climate change. Will countries like the US rise to the challenge to preserve and restore coastal wetlands?
Climate change is affecting far more than global temperatures.
Night-time light is speeding up the blossoming of plants.
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