"WASHINGTON -- Moms, a few dads and some children gathered at the Capitol on Tuesday to urge Congress to strengthen the federal government's powers to regulate harmful chemicals."

"WASHINGTON, DC -- The National Association for Stock Car Auto Racing (NASCAR) signed an agreement with the U.S. Environmental Protection Agency on Monday to raise awareness of environmentally-friendly products and solutions."

"The Energy Department is considering the purchase of experimental centrifuges from the United States Enrichment Corp as a way of channeling money to the ailing nuclear fuel company, which says it needs an infusion of cash by the end of the month."

"NEW YORK CITY -- Mayor Michael Bloomberg has given his city one of the most detailed and highly publicized plans to reduce carbon emissions and to adapt to rising sea levels and other risks posed by climate change."

"A federal appeals court [Tuesday] upheld a landmark $3.4 billion settlement concerning the Interior Department's mismanagement of American Indian trust accounts."

"The leaders of nearly two dozen environmental groups called on President Obama to attend next month’s Rio+20 Earth Summit in Rio de Janeiro, underscoring the uncertainty that continues to cloud the historic meeting."

"The ultra-conservative group's climate conference showed how far it has fallen after an internet sting and a disastrous ad."

"It was an odd choice of icon for the ultra-conservative Heartland Institute. But there he was in round glasses, beard, and halo of curls staring out from T-shirts and coffee mugs at their gathering of climate change contrarians this week, the scientist whose internet sting set Heartland on its current course of collapse.

"Oil fell to a seven-month low below $91 a barrel Wednesday after Iran agreed to allow the U.N. nuclear agency to restart an investigation into the country's nuclear program."

"At Wally’s Party Factory, a 32-store chain based in the North Texas town of Ennis, balloons no longer contain 100 percent helium — the total is down to 60 percent — and an additive is pumped in to help certain types float better."

"May is the month we see strawberries explode in the market. There are strawberry festivals in every corner of the nation celebrating the juicy ruby beauties, and Strawberry Queens crowned galore. Those traditional harvest time festivals make us think our strawberries are mostly grown on the farm just down the road. But in fact, one state — California — supplies 80 percent of America's strawberries, and the percentage is growing."