Hubs

Climate Change & Global Warming

This hub is about sharing knowledge of climate change and global warming. This is now the world’s greatest threat. Share your information and ideas about this topic.

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Green Technologies and Sustainability

This hub considers Green Technologies' importance for monitoring, modeling and conserving the natural environment and resources, reducing carbon emissions and energy consumption, mitigating air, water and soil pollution and reducing waste, recovering energy and resources, and supporting environmenta...

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