Nasa are the green lobby? Where are you getting your information from. Care to post some links?
Re. 97% - http://iopscience.iop.org/article/10.1088/1748-9326/11/4/048002/pdf
https://climate.nasa.gov/scientific-consensus/
Multiple studies published in peer-reviewed scientific journals (http://iopscience.iop.org/article/10.1088/1748-9326/11/4/048002) show that 97 percent or more of actively publishing climate scientists agree: Climate-warming trends over the past...
Thread started in response to a post on another thread.
Despite overwhelming scientific consensus, it seems some people still harbour doubts about global warming/climate change.
So what do you think? The scientists are right or are they driven by a shady leftist agenda :)