"President Barack Obama is preparing to tell all federal agencies for the first time that they have to consider the impact on global warming before approving major projects, from pipelines to highways."

"With government snow plows idled by federal budget cuts known as the 'sequester,' small Wyoming towns on the fringe of Yellowstone are organizing a private fund-raising drive for this year's spring road-clearing operation inside the national park."

"Republican lawmakers pressed President Barack Obama on the Keystone XL pipeline in a meeting on Wednesday. Initial reports suggested Obama would approve the pipeline, but he did not offer a definitive answer."

"When Uranium Energy Corp. sought permission to launch a large-scale mining project in Goliad County, Texas, it seemed as if the Environmental Protection Agency would stand in its way. To get the ore out of the ground, the company needed a permit to pollute a pristine supply of underground drinking water in an area already parched by drought."

"State Department assessment focused on market response to rejection, rather than the climate impact and environmental cost of a pipeline approval."

"Key weather and climate satellites would get a boost under a new Senate spending proposal."

"Rep. Paul Ryan (R-Wis.) on Tuesday released his budget proposal calling for approval of the Keystone XL pipeline and slashing the discretionary spending that helps protect Americans from climate-related threats."

"President Obama hosted a casual off-the-record meeting with a diverse group of energy and climate change experts at the White House on Thursday evening, officials and participants said Friday."