"To date, climate policy has focused on carbon dioxide primarily, and even to the exclusion of other human influences on the climate system, " the report says.

BBC: Academics urge radical new approach to climate change

Addressing exclusion must start with early childhood care and education, the second policy knot.

UNESCO: World Water Assessment Programme (WWAP)

Timothy Jost, a health policy analyst at Washington and Lee University, confirms that nothing in the ACA specifically addresses this kind of exclusion.

FORBES: How Obamacare Will Impact Americans With Disabilities

It is a marked difference from the way the military ended the exclusion of gays serving openly, or the "don't ask, don't tell" policy.

CNN: Pentagon to open combat jobs to women