Question

Be prepared to relate deforestation to “ecosystem services” which are benefits provided for free by the environment. Examples: clean water, fresh air, etc. What was the original purpose of US National Parks and nature preserves? What is ecotourism and how is it related to conservation?

Has the percentage of chronically hungry people increased, decreased or stayed the same since the 1950s? What are causes of undernutrition and malnutrition? What was the Green Revolution of the 1960s? What are GMOs or transgenic foods? What traits are most commonly introduced with GMOs? Identify three benefits of buying and eating locally grown foods. What is the primary reason that Americans are so healthy? Emergent diseases are becoming more common. What human factors are involved in this trend? What are the connections between ecosystems and human health? What are human health problems related to lead and mercury? Identify two causes of global climate change? Identify three results of global climate change.

Answer 1

Question: What was the original purpose of US National Parks and nature preserves?

Answer: Urbanization, pollution, industrialization and climate change have disrupted the landscapes and have hindered the natural habitat and biodiversity of wildlife. Therefore, the purpose of national park and nature preserves was

1. Protection of wildlife from extinction

2. To protect landforms like rainforest, mountains etc. from humans activity

3. To provide ecosystem services such as clean water and carbon sinks

4. Protection of cultural heritage and indigenous peoples

5. Providing recreation, education and spiritual benefits

Question: What is ecotourism and how is it related to conservation

Answer: Ecotourism: Travelling in different forms of natural areas located in a rural environment or remote wilderness.

It creates environmental awareness to realize the importance of natural habitat and products. It teaches us how to behave with wildlife, does not pollute the environment. Thus, it helps in conservation.