"Crop failures are one reason an unprecedented number of migrants are heading to the U.S. border."

"A federal appeals court said Tuesday that EPA went too far when it subjected an oil refinery in the U.S. Virgin Islands to a costly, multiyear permitting process in order to restart operations."

"Forest loss in Bolivia accelerated by about a third last year with clearances in the country trailing only giant neighbor Brazil and the Democratic Republic of Congo, a forest monitoring project report shows, blaming farm expansion and fires."

"The National Hurricane Center declared Tropical Storm Bret formed at 5 p.m. Eastern Monday, the second of the young Atlantic season. Located about halfway between the coast of Africa and the eastern Caribbean Sea, the system is likely to intensify, and it could approach or impact the Lesser Antilles as a hurricane by the weekend."

"To see the economic consequences of global warming look no further than the Panama Canal. There, water levels are down because of less rain in Central America. Experts fear ordinary consumers may end up paying the price."

"On a Panamanian beach long after dark, a group of undergraduate students dug into the sand to excavate a sea turtle nest, their lamps casting a soft red glow as they studied eggs, inventoried the success of the hatch and checked for any surviving hatchlings stuck at the bottom of the nest. Nearby, armed members of the National Border Service stood watch for protection in an area known for drug trafficking."