Category Archives: Biodiversity

Planet in Peril

Tweet That’s the name of a new documentary on the state of the Earth to air this coming Tuesday and Wednesday nights (23 and 24 October) on CNN.  Normally, I shy away from anything that might be considered advertising.  But … Continue reading

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One way to pay for conservation

Tweet Significant news on the US legislative front (from the Ecological Society of America’s press release): “The House cleared a bill on October 10 that would let foreign nations pay off some of their debt by protecting coral reefs and … Continue reading

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As the rest of the world turns . . .

Tweet . . . the USA opens a sleepy eye and rolls over. France recently engaged an unlikely coalition of farmers, fishermen, trade unionists, captains of industry, environmentalists, scientists, and politicians to develop a blueprint for a new “green revolution” … Continue reading

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Trees save lives

Tweet We often hear that nature provide “ecosystem services” to humanity that would be difficult or impossible to replace if lost, and that support various aspects of human well-being.  The evidence and rationale for this view was recently synthesized in the … Continue reading

Posted in Biodiversity, Sustainability | 4 Comments

Seafood of the 21st century: Bonsai cod

Tweet Yesterday I stopped by the fish counter at my local grocery store for something to grill on a Saturday evening. The selection was typical — farm-raised salmon from Chile, farm-raised tilapia from Ecuador, farm-raised catfish from Mississippi, farm-raised crawfish … Continue reading

Posted in Biodiversity, Oceans, Sustainability | 3 Comments

Biodiversity, trash heaps, and the evolutionary origins of crops

Tweet The dawn of what we now consider civilization (in the various places where it arose independently) hinged on an event that was probably little noticed at the time, namely the transition from hunting and gathering of wild foods to … Continue reading

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Wildlife conservation: a culture of denial?

Tweet Once again it’s that somber time of year when the International Union for the Conservation of Nature (IUCN) issues its “Red List” of threatened and endangered species.  The report has never been an occasion for celebration, and this year … Continue reading

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The power of weeds

Tweet Can we have our biofuel and eat it too?  Obviously not.  Which is one reason that the current euphoria in some quarters about corn biofuel is all wet.  Corn agriculture is extremely resource-intensive and putting land into corn production … Continue reading

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Biodiversity and food security: heading for a “livestock meltdown”?

Tweet One of the most persuasive utilitarian arguments for protecting wild biodiversity involves the “portfolio effect” — just as a diversified portfolio of stocks tends to be more stable in the face of market fluctuations, maintaining a variety of species … Continue reading

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Marine biodiversity and food security

Tweet [Cross-posted from The Earth Portal, which includes images, FAQs, and a timeline] Harvesting of wild fish and shellfish from the oceans provides an important source of protein to earth’s population, particularly in the developing world, and is a major … Continue reading

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