You would see me there now, cultivating the earth and carrying firewood on my back up the hills to my home, where I would light a fire and cook the e… - Wangari Muta Maathai

Hallowed landscapes lost their sacredness and were exploited as the local people became insensitive to the destruction, accepting it as a sign of progress.

(WHAT'S THE PLANET'S BIGGEST CHALLENGE?) The environment. We are sharing our resources in a very inequitable way. We have parts of the world that are very deprived and parts of the world that are very rich. And that is partly the reason why we have conflict.

As I conclude I reflect on my childhood experience when I would visit a stream next to our home to fetch water for my mother. I would drink water straight from the stream. Playing among the arrowroot leaves I tried in vain to pick up the strands of frogs’ eggs, believing they were beads. But every time I put my little fingers under them they would break. Later, I saw thousands of tadpoles: black, energetic and wriggling through the clear water against the background of the brown earth. This is the world I inherited from my parents. Today, over 50 years later, the stream has dried up, women walk long distances for water, which is not always clean, and children will never know what they have lost. The challenge is to restore the home of the tadpoles and give back to our children a world of beauty and wonder.