Who are the climate denier scientists?

97% of scientists agree with the consensus on climate, according to most analyses.  However, a recent survey indicates the number may be closer to 99.9%

Out of 24,000 peer-reviewed scientific papers on climate issues published in 2013 and 2014, only 5 question the consensus on human-caused climate change. That's according to the work of James Powell of the National Physical Sciences Consortium, as summarized by Tony Dokoupil of MSNBC Greenhouse.  Dokupil describes the 4 scientists responsible for the 5 papers in this segment from Greenhouse:

Dokupil provides a bit more detail in the summary linked here.