Antillean manatees cruise the coastlines of Puerto Rico, spending most of their time feeding on the sea grass. But while they graze, they are vulnerable to being struck by speeding jet-skis and boats. At the Manatee Conservation Center, just outside the capital city of San Juan, several injured individuals and orphans are on their way […]
Premieres Wednesday, April 19, 2017 at 8 p.m. (ET) on PBS. Check local listings. Brazil’s remote Pantanal, covering more than 80,000 square miles, is the largest tropical wetland in the world. It is chiefly made up of flooded grassland with patches of dry savannah or forest and home to a large and diverse wildlife population, […]
Leatherback turtle hatchlings in Puerto Rico emerge at sunrise and make a mad dash to the ocean to evade capture by sea birds. The hatchlings are at the center of a legal case to protect a crucial nesting site from potential development at Dorado Beach.
The Sierra Nevada, a mountain range running about 400 miles along the eastern side of California and stretches into Nevada, is home to three national parks: Sequoia, Kings Canyon and Yosemite. This is a land of giants, whether speaking of trees soaring to nearly 300 feet, or massive stone monoliths far taller than any skyscraper. […]
Premieres Wednesday, April 12, 2017 at 8 p.m. (ET) on PBS (check local listings). There are important conservation efforts underway in the Commonwealth of Puerto Rico to protect its endangered native wildlife from extinction on land and sea. Once home to ancient rainforests that covered the Caribbean island when Columbus first landed in 1493, centuries […]
Snow is important to the Yosemite ecosystem because it forms a natural reservoir. The Sierra Nevada supply approximately 60 percent of the water supply for the state of California and approximately 30 to 50 percent of that water starts out as snow. Yosemite hydrologist Jim Roche explains how climate warming of 3 to 5 degrees […]
Cherry Creek is a large, swift-flowing stream in the Sierra Nevada mountain range. Watch expert whitewater kayaker Anna Wagner brave the creek’s ‘Class 5’ rapids, the most difficult type of rapids to navigate.
Concern for the future of giant sequoias has prompted a seed collection program. Researcher Dave Katz and his team from the Cornell Tree Climbing Institute venture high up in the canopy to collect seed cones for the L.A. Moran Reforestation Center, a seed bank that houses millions of seeds from conifers across California.