On February 2, 2011 the United Nations declared 2011 the “International Year of Forests”. The world’s forests are essential to our quality of life, and to keeping us alive. Trees make oxygen; they’re the lungs of the Earth. Why are they important to the Earth’s biodiversity? Why is it important to keep the forests intact, and large? What happens when forests stand where oil and gas deposits are? My guest is Ian Davidson, Executive Director of Nature Canada.