U.S. President Barack Obama

Barack Obama is the 44th president of the United States. Regarding the environment, President Obama's agenda has involved major policies to improve the nation's energy efficiency, promote renewable energy, reduce greenhouse gas emissions and lead the international effort to combat climate change. Obama has also preserved large areas of American wilderness from Maine to Hawaii, establishing more national monuments than any other president.

Congress approves first new wilderness area in 5 years

Does your junior chef have the culinary chops to get invited to the White House?

Michelle Obama unveils nutrition label of the future

Will Ferrell gets schooled by kids about healthy eating

Do you want factory farms doing their own poultry safety inspections?

Does Sam Kass feed President Obama super powers?

5 fast facts about the farm bill, including why you may be eating more sushi

January 29 is Big Block of Cheese Day at the White House

‘Fed Up,’ a film about childhood obesity, has food industry on the defensive

5 ways Michelle Obama has made the White House a more welcoming place

President Obama and Steve Harvey surprise kids on White House tour

Sally Ride awarded Presidential Medal of Freedom posthumously