Author Archives: timparshall

The golden age of species exploration could be now

Quentin Wheeler writes a nice piece for National Geographic on why we should spend the money and effort to discover Earth’s species — before it’s too late. If we play our cards right, the 21st century will be remembered as … Continue reading

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Some positive trends in documenting life on Earth

The world’s smallest vertebrate (Paedophryne amanuensis) was one of the new species described last year — out of an estimated 18,000. Recently, a student in my environmental legislation class approached me and asked a really good question: “Doesn’t teaching about … Continue reading

Posted in Conservation, Organisms | Tagged , , , , , , , , , | 1 Comment

Three questions about climate change addressed by President Obama

In this year’s State of the Union address, President Obama made some very clear statements about climate change.  Much clearer and more direct than any other U.S. President we’ve had so far.  He even addressed “three questions about climate change” … Continue reading

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The New Year (and back to Costa Rica soon)

The New Year is approaching and I’m looking backward and forward at the same time.  It’s been an incredible year … probably one of the most life-changing that I’ve had.  The biggest event is that two amazing kids have joined … Continue reading

Posted in Costa Rica | Tagged , , , , | 2 Comments

Large pulses of greenhouse gases from mangroves not fully appreciated (or understood)

On climate change, a recent study warns that we are not accounting for the full cost of altering mangroves and other coastal ecosystems. If you have ever visited a mangrove, you probably traveled by water.  Mangroves are a mixed-up tangle … Continue reading

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Moth quietly meets demise by fungus

Creepy, fascinating, and just plain “wow-inspiring”, fungi that can control the behavior of insects are an incredible story from the files of evolution.  This moth likely met the end of its life at the hand (or mycelium?) of a Cordyceps … Continue reading

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Tiny insect continues to take down hemlock forests across eastern US

Alternate blog title: When is it time to give up on one of your favorite species? Hemlock trees in eastern North America have been hit hard by a non-native insect, the hemlock woolly adegid. I’m fond of hemlock trees and … Continue reading

Posted in Environmental Change, Forests | Tagged , , , , , , , , , , | 3 Comments