Tag Archives: global warming

Climate change and debate

An interesting article about the amazing climate change humans are causing was published by the UNC Charlotte campus newspaper back in Spring 2014, but it’s worth re-visiting as our atmosphere once again reached 400 ppm CO2 concentration. The piece was … Continue reading

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Climate change and 400 ppm carbon dioxide

In the great carbon cycle that is at work on our planet, carbon dioxide (CO2) gas concentration in our atmosphere, as measured in the most famous observation site in the world (Mauna Loa, Hawaii, home of the Keeling Curve), has … Continue reading

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Voting for action on global environmental change

As real as global warming (figure above from NOAA NCDC) is, and as much as we expect that the science has done enough, one US lawmaker recently said I am for global action on climate change. I am a proud … Continue reading

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Tracking and targetting emissions from power plants

As my students probably know by now, I think an important point when discussing or even thinking about how to deal with the combination of our hunger for energy and global warming is to remember the scales of the problem. … Continue reading

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Activity on twitter

I haven’t posted anything here for about a week – an eternity in the land of constant chatter (the internet). I’m working on a couple of publications, which take a lot of concentration, so that’s my main excuse. My secondary … Continue reading

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The Climate Change Speech transcript and video

Here’s an update from my post yesterday about the Climate Change Speech. Link to the video on Youtube via whitehouse.gov. The video is downloadable (mp4) so you can show students how a speech embodies leadership on an issue that will, … Continue reading

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President Obama takes the offensive on climate change

Wow. What a speech this afternoon by President Obama on the Georgetown University campus – and a beautiful follow up to his Inaugural Address in January and his State of the Union speech shortly thereafter – noting one satire piece … Continue reading

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May 2013 climate in North Carolina and the world

With global warming and all of the impacts, it’s very important to constantly consider the question of time and space scales. May 2013 is a good example for those of us living in the Southeastern USA or North Carolina. Namely, … Continue reading

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CO2 trends from around the world

Time series are profilic in climate science. This is a dataset that shows the how a measurement changes over some period of time. The best known in our world is the global warming time series displayed as the globally-averaged surface … Continue reading

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CO2 time line for May 2013

The month of May is officially over, and perhaps the Earth is about to take a big breath in and begin to draw down CO2 from its year 2013 peak. The last tweets by @Keeling_curve showed a relatively (emphasis on … Continue reading

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