Last Monday, President Obama announced the Clean Power Plan, an ambitious piece of policy that seeks to dramatically reduce carbon emissions from power plants. Supporters see this as having a significant impact on US carbon emissions, and hope that it will lead to the US power industry's transformation into one that is cleaner and more efficient. Critics argue that it is unachievable, too expensive, and illegal. So what is the Clean Power Plan, and how will it affect Texans? Here's the Clean Power Plan defined in three points.