Most experts agree that as global warming heats up humans are at risk for scarcer and scarcer resources. Famine, drought and natural disasters caused by extreme weather conditions are not only life-threatening, but lead to serious economic devastation.
Heat waves have stronger effects on urban populations and especially the urban poor. African Americans are more than twice as likely as whites to live in the inner city and nearly twice as likely as whites to live in poverty.
Because the GOP has been so unreasonable, the President clearly feels he can take the environmental vote by staying silent, which means the odds that he'll do anything dramatic in the next four years grow steadily smaller.
Institutions like Heartland don't fail just because they lie to the public. Institutions like Heartland only crumble when people speak up and say they are tired of being lied to, and provide a credible threat to whoever makes the misinformation possible.