Over 100 corporations and groups have left ALEC since 2011, when Common Cause and other groups launched a campaign to call public attention to the group's activities.
These negotiations take place against the backdrop of increasingly dire predictions about the results of climate change. 2014 was the hottest year on record.
Geoengineering was once considered a fringe idea, but in these climatically desperate times some are arguing for desperate measures.
"You're talking about potentially changing weather and climate. You don't want to do that without as good an understanding as you can possibly have."
It was a crime scene we have become all too familiar with in 2015. Yellow police tape encircled the area of the dastardly deed. People milled about somewhat dazed but also angry.
In a recent column, I discussed my pick for the top 10 environmental stories of 2014; that got me to thinking about the coming year.
Developments in 2014 make clear that the impacts of climate change are going to continue to grow, and the struggle to address this will intensify.
President Obama announced Tuesday that he's removing more than 52,000 square miles of waters off Alaska's coast from consideration for oil and gas exploration or drilling.
"We must act now to address global climate change and promote the creation and maintenance of good jobs in the clean energy economy."
The latest in a long series of UN-sponsored talks is convening in Lima, Peru. The goal is to lay the basis for a climate treaty deal in Paris in Nov. 2015.