Unlocking the ocean's secret: Natural carbon capture

Scientists around the world are racing to develop new methods for combating the rising levels of carbon dioxide in our atmosphere that are driving climate change and threatening the health of our planet.

Greenland treads softly on tourism as icebergs melt

As tourists flock to Greenland to take in its breathtaking icebergs and natural beauty, authorities are mulling ways to control crowds to protect the fragile environment, already threatened by global warming.

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