#400ppm Can you gronk this? Cut YOUR carbon footprint now. Don’t understand? Read on.

Heat-Trapping Gas Passes Milestone, Raising Fears - NY Times

400 ppm. And rising. You feeling lucky punks? Cause your pushing global CO2 levels where they ain’t been for 3 million years.
“It symbolizes that so far we have failed miserably in tackling this problem,” said Pieter Tans, who runs the monitoring program at the National Oceanic and Atmospheric Administration, which reported the new reading.
Perhaps we could do a little better if we could take 1 less trip to the store, walk, ride to work or just do something for the Next Generation who are going to inherit this mess. Trust me, Science isn’t going to save you this time like it did in WWII.

CPSX Spotlight Shines on Crow Emily

CPSX Spotlight: PhD Candidate Emily McCullough

The Centre for Planetary and Space Exploration @westernu puts the spotlight on Crow Emily @uwophysastro. Is she really going to the North Pole every winter to look for Santa? Click the link above for the rest of the story.

Frickin' "Laser" Beam

Great snap by Rob Weryk of the PCL in action: <dr evil>Frickin' "Laser" Beam</dr>

Says Rob: "I went to take some star pics and noticed the Purple Crow Lidar was running ... there is also a satellite flare visible.”

For the record: the PCL is not responsible for hitting that satellite… not this time :–)

#xkcd: Integration by Parts

#xkcd: Integration by Parts, or how I did every E&M problem in Jackson.