How can we measure the power of one? It's almost impossible to quantify. If we ever tried, we would surely underestimate the impact one person can have on our world. Nobel Peace Laureate Wangari Maathai showed us the power of one. Her Green Belt Movement, founded in Kenya in 1977, is responsible for planting over 47 million trees to date.
The power of trees can't be easily quantified either. Trees provide basic services like shade, oxygen, food, medicine, and filtering and cleaning ou...