Russell McLendon Blog

Earth's carbon dioxide levels to hit 400 ppm
This much CO2 hasn't filled the planet's atmosphere since the Pliocene Epoch 3 million years ago — long before modern humans existed.
Will Anthony Foxx keep the DOT on track?
The Charlotte mayor's nomination to lead the Department of Transportation hints at a renewed White House focus on boosting public transit and urban walkability.
3 years of the sun in 3 minutes [Video]
NASA's Solar Dynamics Observatory has been staring at the sun since 2010, providing an unprecedented view of its recent rise toward solar maximum.
EPA calls Keystone XL review 'insufficient'
The EPA and State Department have now clashed over the proposed pipeline twice in two years, muddling recent indications that its approval might be imminent.
NASA satellites celebrate Earth Day [Video]
In honor of the Earth Day season, NASA has released an awe-inspiring video of the best imagery captured by its Earth-observing satellites over the past year.
River cleanups: Channel your love of nature
As Earth Day nears, MNN follows a 48-mile sweep of Atlanta's Chattahoochee River to shed light on the rising relevance of crowd-sourced conservation.
BP's oiled animals: Where are they now?
Three years after the worst oil spill in American history, the Gulf of Mexico is shifting from acute aftermath to the uncharted waters of long-term rehab.
Dancing sea lion surprises scientists [Video]
A California sea lion is the first nonhuman mammal known to keep a beat, suggesting the roots of rhythm may run deeper than previously thought.
Killer fungus strikes huge Alabama bat cave
White-nose syndrome has infiltrated Alabama's Fern Cave, home to more than one million endangered gray bats and other vulnerable species.
U.S. trains dogs to sniff out wildlife traffickers
The first graduating class of 'wildlife detector dogs' will soon be stationed at ports around the U.S., part of a growing effort to stem the illegal trade of flora and fauna.

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