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The Amazon basin is a key component of the global carbon cycle. Not only is the old-growth rainforests in the basin huge carbon storage with about 120 billion metric tons of carbon in their biomass, but they also process annually twice the rate of global anthropogenic fossil fuel emissions through respiration and photosynthesis. In addition, the basin is the largest global repository of biodiversity and produces about 20 percent of the world s flow of fresh water into the oceans. Despite the large CO2 efflux from recent deforestation, the Amazon rainforest is still considered to be a net carbon sink or reservoir because vegetation growth on average exceeds mortality. However, current climate...
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The only book on The Ash Tree, an important book on this threatened species.
Inspired by her uncle, Lisa Samson has communed with trees since her childhood. Tragically, a disease from mainland Europe now poses a very serious threat to the ash tree’s survival. Epitaph for the Ash explores how barren our landscape could become without the ash’s familiar branches protruding from limestone scars and chalky cliff faces.