Meteorology, ecology, climate change and conservation.
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How do you tell if water is clean?
Started by nudephil |
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Why are there only 7 colours in a rainbow?
Started by omid |
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Is ethanol a useful fuel for electricity generation?
Started by Oneil |
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What happens to the heat from the Sun that warms Earth?
Started by Pat Bar |
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Is there a height at which paper wouldn't fall to Earth?
Started by Patrick Zator |
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Can we do more to avoid natural disasters?
Started by Paul Anderson |
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Is grey water good for the garden?
Started by Paul Anderson |
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Could unmanned ships clear plastic from the oceans?
Started by Paul Anderson |
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How are water resources distributed?
Started by Paul Anderson |
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What are the best methods for recycling plastics?
Started by Paul Anderson |
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What would happen if salt water and fresh water swapped?
Started by Paul Chapman |
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It's because of Global Warming...
Started by paul.fr |
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