The Best Episodes Directed By Ed Charles

Weather controls the distribution of freshwater around our planet. In turn, shapes the lives of animals across the globe, rising to an incredible diversity of species and habitats.

There are not five separate oceans, but one. Its waters linked by powerful forces that keep them on the move. This constant mixing is vital for the health of oceans and marine life.

As summer spreads across our solar-powered planet, honey bees toil, snow geese breed, tadpoles awaken and lions stalk wildebeest in search of lush grass.

Deserts are lands of such brutal extremes they have shaped remarkable survival stories.

As snow geese, antelope, army ants and gray whales dodge predators and pollution, get a closer look at how the modern world impacts animal migration.