Reuters: U.S. President Barack Obama’s new budget includes billions of dollars in spending to support reducing the nation’s greenhouse gas emissions, which are blamed for global warming. The Obama administration has pledged to reduce carbon dioxide emissions 17 percent from 2005 levels by 2020, and 80 percent by 2050. Climate measures in the budget include: Environmental Protection Agency – $21 million to implement a Mandatory Greenhouse Gas Reporting rule for polluters, …