Microorganisms: the air we breathe
Bacteria, viruses, fungus spores, algae, pollen, and even insects: microorganisms are constantly drifting through the sky. How can so many living beings find their way into the air and be circulating in our atmosphere? How do they survive? What is their influence on our lives and our entire living world? With help from experts and using 3D visual effects, this investigation takes us to the heart of a world that is still very little understood, and reveal the diversity and fragility of the air we breathe.