How would you reply to someone who argues that we should not worry about the effects that human activities have on natural systems because natural succession will heal the wounds of human activities and restore the balance of nature? Such …

How would you reply to someone who argues that we should not worry about the effects that human Read more »

Is the human species a keystone species? Explain. If humans were to become extinct, what are three species that might also become extinct and three species whose populations would probably grow? I do not think that human is a keystone species. …

Is the human species a keystone species? Explain. If humans were to become extinct Read more »

Do you feel there will always be enough matter and energy for the survival of all individuals of all species? Will nature be able to continually absorb “waste products” from human societies? I think that the world has limited amount …

Do you feel there will always be enough matter and energy for the survival of all individuals of all species? Read more »

In the early 1990s, Miguel Sanchez, a subsistence farmer in Costa Rica, was offered $600,000 by a hotel developer for a piece of land that he and his family had been using sustainably for many years. The land, which contained …

In the early 1990s, Miguel Sanchez, a subsistence farmer in Costa Rica, was offered $600,000 by a hotel developer Read more »

If we fail to protect a much larger percentage of the world’s remaining old-growth forests and tropical rain forests, describe three harmful effects that this failure is likely to have on any children and grandchildren you might have. Forests and …

If we fail to protect a much larger percentage of the world’s remaining old-growth forests and tropical rain forests Read more »

The difference between the National Park System and National Wilderness System is realized through a proper exploration of the management structure the two and their functionalities. While the National Wilderness belongs to the Department of Agriculture, the national Part System …

What is the difference between the National Parks System and the National Wilderness System? Read more »

I support greatly the increased use of both genetically modified food and organic polyculture. The genetically modified foods are identified by an alteration of gene profile using genetic engineering techniques. The ultimate intention of such modification of gene is always …

Explain why you support or oppose greatly increased use of (a) genetically modified food, and (b) organic polyculture Read more »