NewScientist The Last Word - Tag 'globalwarming' details

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Could Global Warming Be Countered by Using Controlled Nuclear Explosions to Create a "Nuclear Winter" Effect?
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Categories: Environment.

Global Breathing So much blame for high CO2 emmission is attributed to the burning of fossill fuels. How much of a contribution to the overall volume is from human respiration? Surely, as world population continues to rise, the amount of exhaled CO2 will also rise?
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Categories: Environment.

How many trees to offset global warming? Is global warming just an indicator of a lack of trees? All the old phots i look at have LOADS of trees, locking carbon into wood, where are they now? How many would we need to plant? Should this be the first an immediate thing to complete, as the gains are incremental as the trees grow?
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Categories: Environment.

How much difference would it make to global warming if everyone painted their roof white? <!-- @page { margin: 2cm } P { margin-bottom: 0.21cm } --> A lot of the ideas put forward to stop global warming involve reflecting the suns light back out of the atmosphere. How much difference would it make to global warming if everyone painted their roof white?
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Categories: Environment.

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