Gulf of California
The encounter left two men bloodied -- but not because of the shark.
"The world is looking for bold leadership at every level to tackle climate change and environmental conservation issues," the actor says.
The critically endangered vaquita could be gone by 2018.
There are fewer than 60 of the planet's rarest marine mammal. Scientists hope their capture plan will change that.
Just south of the international border in Mexico, the Sonoran Desert stretches to meet the Sea of Cortez. Remote springs and oases provide relief to an arid landscape of cactus and mountains, bordered by coastal wetlands and an ocean teaming with wildlife.
GLENWOOD SPRINGS - A Colorado River expert is warning that there may be serious water shortages here and further west next