Human Impact

Which of the following choices is a benefit of technology?

• Disruption of watersheds
• Urban sprawl
•  Improved quality of life
• Air pollution

Which of the following human constructions would have the least effect on an ecosystem?

• Shopping centre
• Sub-division of homes
• Wind farm
• Wheat farm

Which of the following choices is not a potential harm caused by transportation of goods?

• Division of habitats
• Increased consumption of oxygen
• Risk of toxic spills
• Increased carbon dioxide in the air

Which of the following is not a negative cost to the ecosystem caused by ecotourism?

• Power supply
• Housing
• Roads
• Invasive species

Which of the following activities is least likely to reduce landfill waste?

•  Switching to phosphate-free detergents
• Reducing consumption of all household goods
• Recycling non-organic materials
•  Composting food waste

Which of the following activities will benefit lake and river ecosystems most?

• Switching to phosphate-free detergents
• Reducing consumption of all household goods
• Recycling non-organic materials
• Composting food waste

Which of the following choices would be least effective in reducing E-trash (electronic waste)?

• Using the technology longer
• Donating to someone else
• Sending to the landfill
• Recycling the components

Which of the following choices is a benefit of human technology that positively impacts the environment?

• Ability to live comfortably in large homes
• Ability to make new products from used materials
• Ability to travel long distances
• Capacity to produce large quantities of food

Ecotourism is becoming a very popular vacation option. Unfortunately ecotourism can have negative effects on the ecosystem involved. Which choice is a possible positive ecological effect of ecotourism?

• Infrastructure, such as electricity, water and sewage, can be supplied to native people as well as tourists
• Tourists may care more about saving an ecosystem they have personally experienced and enjoyed
• Jobs in the tourism industry can be created for the people living in the tourist zone
• Ecotourism can provide much needed income for poorer countries

What is urban sprawl?

• Subdivisions of single-family homes
• High density housing such as high rises
• Parks and recreation facilities that take up large parcels of land
• Expanding landfill systems skirting large cities