Ships secretly dump oily wastewater into the world's oceans - with devastating consequences. Also: In India, fruit trees provide shade and fruit - and keep the desert at bay. Plus: Indigenous women climb Bolivia's highest peaks, advancing into a male domain.
There are eight billion people on Earth and we are better connected than ever before. How can we make use of that? Global 3000 is now Global Us - because now, more than ever, we need to act together.