Fishermen in Haiti and some African countries could lose their livelihoods as ocean acidification causes a decline in mollusc populations, a study has found.

A massive oil slick caused by the BP oil drilling platform explosion in the Gulf of Mexico has reached the U.S. Gulf Coast. Efforts are already underway to protect sensitive ecological areas.

Many organizations are preparing to mobilize along the coast from Louisiana to Florida to help rescue animals and wildlife. The oil poses a serious threat to fishermen's livelihoods, marine habitats, beaches, wildlife, and human health.