Chapter 01 – Environmental Problems – Their Causes – and Sustainability
policy, adaptation, and cultural traditions
pollution, adaptation, and trade practices
pollution, agriculture, and technology
population size, agriculture, and trade practices
population size, affluence, and technology
1.2 How Are Our Ecological Footprints Affecting the Earth?
51. Point sources of pollution ____.
enter ecosystems from dispersed and often hard-to-identify sources
include runoff of fertilizers and pesticides from farmlands and suburban lawns
are easier to identify than nonpoint sources
are more difficult to control than nonpoint sources
are always found in rural areas
1.2 How Are Our Ecological Footprints Affecting the Earth?
ENVS.MLSP.16.1.2.1 – Discuss two sources of pollution.
52. Nonpoint sources of pollution ____.
enter ecosystems from single, identifiable sources
are more difficult and costly to control than point sources
include smokestacks and automobile exhaust pipes
are cheaper and easier to identify than point sources
are always found in rural areas
1.2 How Are Our Ecological Footprints Affecting the Earth?
ENVS.MLSP.16.1.2.1 – Discuss two sources of pollution.
53. What is a major cause of environmental problems?
our dependence on solar energy
declining population growth in high-income countries
our increasing isolation from nature
ENVS.MLSP.16.1.3 – Specify the four major causes of environmental problems.
54. ____ efforts focus on greatly reducing or eliminating the production of pollutants.