carbon dioxide production
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The Uphill Battle to Reduce CO2 Emissions May Be Twice as Steep as Previously Thought
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A new study examines the role of uncertainty in modeling the social cost of carbon use. Its conclusions indicate that the optimal carbon dioxide tax and abatement level may be double the estimates of a widely used model.
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Food for Thought: Quantifying agricultural intensification using indicator crops
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Researchers look at the worldwide production efficiency of agriculture’s four most important indicator crops and use the information to interpret global sustainability trends.