Chapter 8: The Human Population (Environmental Science) 1. What are the environm

Question

Chapter 8: The Human Population (Environmental Science)

1. What are the environmental and social consequences of rapid population growth in rural developing areas? In urban developing areas?

2. Describe the negative and positive consequences of affluence on the environment.

Chapter 9: Population and Development (Environmental Science)

1. Describe the five specific factors that may influence the number of children a poor couple decide to have.

2. What are the five interdependent components that must be addressed to bring about social modernization?

Chapter 10: Water: Hydrologic Cycle and Human Use (Environmental Science)

1. How does changing the earth

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Chapter 8: The Human Population (Environmental Science)

Rapid population growth in rural developing areas leads to degradation of resources like water, food, forest resources etc. In urban developing areas, rapid population growth leads to pollution of water, land, soil, and air; scarcity of electric supply and water, raising temperatures, inflation, etc.

Negative impact on environment: Pollution of all resources like water, soil, and air

Chapter 9: Population and Development (Environmental Science)

Five factors: Mortality rate of infant, availability of food, security in one’s old age, status of the women in the society, availability of contraceptives.

2. The five interdependent components that must be addressed to bring about social modernization are 1) Health improvement, 2) Education for all 3) Resource management improvement 4) Increasing Employment 5) Family planning

Chapter 10: Water: Hydrologic Cycle and Human Use (Environmental Science)

1. Deforestation would change the surface of Earth and pathways of water by increasing the atmospheric temperature and allowing landslides through soil erosion.   

2. There will be substantial decrease in the availability of essential gases like oxygen to human and animals, carbon dioxide & nitrogen to plants.

Chapter 12: The Production and Distribution of Food (Environmental Science)

1. Subsistence agriculture is the act of farming to support himself and his family but not by profitable ways. It may have either positive or negative implications on sustainability. Positive implication: less usage of chemical products. Negative implication: Soil erosion and removal of nutrient soil layers

2. Relief for famine and hunger comes in the form of aid (either from government or humanitarian groups). It is not helpful, if the aid is very lower than the required, which prohibits poor to sustain.

Chapter 14: Energy from Fossil Fuels (Environmental Science)

1. In the beginning of industrial revolution, wood was used as fuel, which is substituted by coal due to its depletion. Later, the usage of coal resources as fuel were continued till many years and transacted into petroleum products in current era.

2. Four steps that can be taken to reduce the amount of fossil fuels being used are 1) Practice conservation of energy resources like electricity, water, etc. 2) Choosing alternate for transportation 3) Bring awareness on conservation of fossil fuels 4) use alternative energy

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