The global warming people ...
You think we all meet up and plan this stuff out and work in lock step? That climate science is all done in one building where we everyone sees each other everyday and attends the same meetings?
The messy reality is that there has been a flood of papers on the subject for 50 years from wide range of people and various disciplines. What you generally hear is only the bits and pieces that the media passes along to the public. Scientists that are neck deep in their actual subject are constantly trying to work out how to communicate their own research to each other. And a handful of them actively working out how to communicate those results to the public.
His home has a bigger carbon footprint than blocks of homes. Flies to eco conferences in hugely polluting jets. Its always do as I say not as I do.
Just because Al Gore is a hypocrite doesn't invalid climate science. There are people who practice what they preach, and get ridiculed for that too. So damned if you do and damned if you don't.