The Size of Our Nest

by Bill Schlesinger It is a crowning manifestation of the dominance of Homo sapiens over nature that sometime in the past year, the total mass of materials produced (and in…

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Get Right with Whales

A humpback whale leaping, or breaching, out of the Sea of Cortez (Gulf of California) , Mexico, spraying water as it does so by Bill Schlesinger The Atlantic Northern Right…

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The Source of the Yellow River

by Bill Schlesinger For years, doctors have used an analysis of urine, including its color, to help recognize and diagnose certain diseases in humans. Similarly, ecosystem scientists can recognize subtle…

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Energy of Personal Transport

by Bill Schlesinger A long-standing belief is that buses and railroads use less energy for personal transport than passenger cars and airplanes. Several patterns emerge from a new analysis of…

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Overpopulation

Those who reject the importance of population as an environmental issue stress that resource consumption rather than population size has led to our current global environmental impact. True, resource consumption…

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What’s out and what’s in for 2021

by Bill Schlesinger What’s Out                                                 What’s In ___________________________________________________ Climate Change Denial                       The Paris Climate Accord Pebble Creek Mine                                Chinook Salmon Beliefs                                                           Science Maskholes                                           …

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Agricultural Landscapes

by Bill Schlesinger A few years ago, in her wonderful book, The Seed Underground, Janisse Ray described the genetic homogenization of food crops. Three species (wheat, corn and rice) account…

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Diapers: to change or not to change

by Bill Schlesinger Whether they are used on the very young or the very old, disposable diapers must be regarded as one of the most convenient products of modern society.…

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Atrazine and Frogs

by Bill Schlesinger In 2002, a young Berkeley professor, Tyrone Hayes, reported that deformed frogs were most prevalent in farm ponds in counties across the United States where the herbicide…

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Food Waste

by Bill Schlesinger   Our parents told us not to waste food—urging us to be a member of the “clean-plate” club! Now, several studies have examined the magnitude of the…

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