Sentences with phrase «removing significant amounts of carbon dioxide»
After making headlines last year for pledging to invest $ 3 billion in renewable energy technologies, he's upped the ante on curbing climate change by offering a $ 25 million prize to whoever comes up with the best way of removing significant amounts of carbon dioxide from the atmosphere.
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Young trees don't actually start to sequester significant amounts of carbon dioxidefor 20 years, he says, and it takes a tree 100 years to remove a measly 3,000 pounds of carbon dioxide from the atmosphere — assuming the tree survives drought, fire, flood, disease, and other afflictions.