And the variations have a lot to do with that big ball of fire in the sky. The warm-scam-artists have tried to shout down anyone who noted that fact, to the point that people were almost afraid to mention it.
But now that they've been caught with their britches around their ankles, we can get back to science, and let the prosecutors and satirists clean up the mess the con-men have made.
Animal flatulence is much worse than anything we as humans do....