A mandatory cap on the nation's greenhouse gas emissions, which President Obama embraced on Tuesday as central to his domestic agenda, would be designed to generate badly needed revenue for the government while addressing arguably the world's most pressing environmental issue. -
Budget Expects Revenue From Limits on Emissions
A mandatory cap on the nation's greenhouse gas emissions, which President Obama embraced on Tuesday as central to his domestic agenda, would be designed to generate badly needed revenue for the government while addressing arguably the world's most pressing environmental issue.-
By Juliet Eilperin and Steven Mufson