The last episode deals with the future of conservation. It begins by looking at previous efforts. The 'Save The Whales' campaign, which started in the 1960s, is seen to have had a limited effect, as whaling continues and fish stocks also decline.
It begins when journalist Craig Leeson, searching for the elusive blue whale, discovers plastic waste in what should be pristine ocean. Craig teams up with free diver Tanya Streeter and an international team of scientists and researchers, and they travel to twenty locations around the world over the next four years to explore the fragile state of our oceans, uncover alarming truths about plastic pollution, and reveal working solutions that can be put into immediate effect.
2016 • Environment
From the global perspective of space, this 2-hour special reveals the breathtaking extent of our influence, revealing how we’ve transformed our planet and produced an interconnected world of extraordinary complexity. A journey through 12,000 years, Humanity from Space shows how seemingly small flashes of innovation have changed the course of civilization; innovations that touch all of us today in ways unimaginable to our ancestors. And we’ll gaze into the future at the new challenges we’ll face in order to survive as our global population soars because of our success. In every case we’ll look at our progression in a unique and surprising way, revealing unforgettable facts and "who knew?" connections. To visualize these stories cutting-edge technology is used to turn raw data into authentic moving images, building on expertise from a previous (and highly-praised) project; "Earth From Space." Using this technique, we can map humanity’s behavior in stunning, never seen before detail, revealing how our civilization grew, how it works today and what the future might hold.
2015 • Environment
Professor Iain Stewart uncovers clues hidden within the New York skyline, the anatomy of American alligators and inside Bolivian silver mines, to reconstruct how North and South America were created. We call these two continents the New World, and in a geological sense they are indeed new worlds, torn from the heart of an ancient supercontinent - the Old World of Pangaea.
After one of the hottest years on record, Sir David Attenborough looks at the science of climate change and potential solutions to this global threat. Interviews with some of the world’s leading climate scientists explore recent extreme weather conditions such as unprecedented storms and catastrophic wildfires. They also reveal what dangerous levels of climate change could mean for both human populations and the natural world in the future.
2019 • Environment