Humanity is sliding toward a collision between global warming, resource depletion, and population growth.
The evidence is daunting but we are hampered by anti-science demagogues who tell us everything's okay, that we'll run forever on our current course.
The problem we are facing is on a global scale, far beyond any individual.
It can be overwhelming and it is difficult to remain cheerful.
In Ten Journeys on a Fragile Planet , journalist Rod Taylor.