WASHINGTON, June 28 (UPI) -- U.S. President Barack Obama Sunday applauded House passage of energy legislation but warned one provision of the bill might send "protectionist signals."
MEXICO CITY, April 16 (UPI) -- The U.S. and Mexican presidents Thursday discussed more cross-border efforts to address global warming and economic competitiveness.
BRUSSELS, March 28 (UPI) -- U.S. President Barack Obama has drawn praise from his European counterparts for his commitment to fight global climate change.
LONDON, March 14 (UPI) -- Former U.S. Vice President Al Gore says he is confident world leaders will soon reach agreement on how to tackle global warming.
BRUSSELS, Feb. 3 (UPI) -- The European Union warns that a "Buy American" provision in President Obama's stimulus bill could provoke retaliation from other countries.
WASHINGTON, Jan. 30 (UPI) -- President Barack Obama discussed the U.S.-Chinese relationship during a telephone call Friday with President Hu Jintao, the White House said.
WASHINGTON, Jan. 26 (UPI) -- The Union of Concerned Scientists is praising U.S. President Obama for an action that might allow states to implement their own vehicle emission standards.
WASHINGTON, Jan. 24 (UPI) -- The Obama administration is going ahead with plans to limit greenhouse gas emissions despite concerns it may slow an already-sluggish U.S. economy, experts say.
LOS ANGELES, Dec. 17 (UPI) -- Rep. Xavier Becerra decided against accepting President-elect Barack Obama's offer to be U.S. Trade Representative, the Democrat told a California newspaper.
HARRISBURG, Pa., April 3 (UPI) -- Former U.S. Vice President Al Gore could have a post in a potential Barack Obama administration, the U.S. senator from Illinois says.