All Posts By

Bruce Melton PE

US Geological Survey Report – U.S. Climate Change Science Program. Thresholds of Climate Change in Ecosystems

By | Abrupt changes, Impacts, Shifting Ecology

(170 pages) Ecological thresholds occur when external factors, positive feedbacks, or nonlinear instabilities in a system cause changes to propagate in a domino-like fashion that is potentially irreversible.  Atmospheric carbon dioxide has reached levels unprecedented in possibly the last 24 million years. CO2 concentrations have…

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UK Protesters Cleared of Charges

By | Misc

The environmental protesters that painted Gordon (i.e. Prime minister) on the coal fired power plant smokestack in England were cleared of charges of damage to the power plant. The ruling declares that the protesters were "legally justified because they were trying to prevent climate change…

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