Tree Planting by Drones: Joyeeta Gupta and Paul Ekins, environmental scientists in Amsterdam and London, said air pollution annually kills 7 million people worldwide and costs society about $5 trillion. Water pollution, with associated diseases, kills another 1.4 million. The scientists said the most important and pressing problems facing humankind are global warming and loss of biodiversity because they are permanent and affect so many people in so many different ways; and
Tree Planting – An Excellent Benchmark: Rob Keen, CEO of Forests Ontario, said since 2008 more than 27 million trees have been planted across Ontario through the program, which saved landowners up to 90 per cent of the costs of large-scale tree planting. The CEO of one of the main nurseries that grows seedlings for the program said the cancellation of the 50 Million Tree Program will lead to more erosion in flood zones, as well as poorer air and water quality, warmer lakes and streams without forest cover to shade them, and less wildlife habitat.