How tropical deforestation impacts the extinction rate of species. A new study uncovers some relevant data. “This paper is important because it quantifies the potential number of actual extinctions that might result if we disturb all of the remaining pristine forests in the tropics. Disturbance is no small matter, because roughly two-thirds to three-quarters of all the world’s species are found in tropical forests even though tropical forests only cover about 10 per cent of the entire Earth’s continental area.”
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One piece of good news about tropical forests. “Conventional wisdom has held that forest growth will dramatically slow with high levels of rainfall. But University of Colorado Boulder researchers this month turned that assumption on its head with an unprecedented review of data from 150 forests that concluded just the opposite.” This is especially true for very warm tropical forests, which were found to accelerate growth with added heat and moisture.
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Certain kinds of soil environment are very good at storing large amounts of carbon. Scientists have now found out the reason why. These are the soils that need to be given the highest level of protection from manmade disturbances.
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What would the alternative to a pro-growth economy look like? There are many individuals and organizations devoted to thinking about the question, why it is important, and how to get there once an agreeable answer has been found. This site provides heavy exposure to them, with a link to a “full document” of resources now being compiled. “The current economic system being utilized and internalized relies on perpetual growth. It has long operated counter to the reality that we are confined to a finite planet with finite resources.”
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Book review: “Drawdown: The Most Comprehensive Program Ever Proposed to Reduce Global Warming.” The book describes 100 proven, practical, fully-tested ways for individuals and societies to bring down the carbon load. The author went at this project in a comprehensive way that makes it all sound credible. Establishment of community micro-grids using renewable energy is high on the list.
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Making a good point about the evaluation of climate change risks. This article in “New York” magazine places a spotlight on the uproar over Bret Stephens and his silly arguments in the NY Times. The best point about uncertainties is made in the middle of the article based on a graph taken from a recent book called “Climate Shock.”
Carl