Also by Kumi Naidoo

An unexpected thing happened last night: One of the biggest oil companies in the world -- Shell -- made a big decision acknowledging that the oil industry cannot operate safely in the Arctic. A decision that means one year of relief for the people and wildlife of the Arctic.

What would you do with $1,738 billion (US dollars)? If you were told you had to spend it this year on making people safer, what would you spend it on? 

The environment and the world have a new hero, a reluctant hero perhaps, but someone who in good conscience could not stand by and watch a grave injustice take place without trying to prevent it. Without taking a stand at a risk to his own liberty. His name is Tim DeChristopher, and he joins the pantheon of brave men and women who have made a difference – brave men and women whose actions ricochet and multiply into widespread social change.