"Here's yet another reason to start getting in shape on Earth Day: Thinner people contribute less to global warming, according to a new study. Researchers have found that because of food production and transportation factors, a population of heavier people contributes more harmful gases to the planet than thin people."
See : http://edition.cnn.com/2009/HEALTH/04/20/thin.global.warming/index.html.
Why don't you kill us - all obese people, without exception - to the benefit of ... what ? But beware : if you kill us we will pollute the soil if we are buried, or the air if we are cremated.
I think that higher unemployment in academia is preferable by far to the ever faster flow of totally useless studies. which profit to the temporary "glory" of their authors, and nothing else.