Ways to Protect Earth’s Resources

The video discusses various environmental issues and solutions. It begins with water pollution caused by human waste and chemicals, and the mid-1960s efforts to clean waterways through sewage treatment plants and laws. It then explores air pollution from vehicle emissions and engineering solutions to reduce it. Littering and habitat loss are addressed, with community efforts to protect species. Water conservation methods are discussed, and viewers are encouraged to identify local environmental issues.

What was a major cause of water pollution before the mid-1960s?

• Industrial waste

• Natural disasters

• Human waste

• Agricultural runoff

What was one of the measures taken in the mid-1960s to improve water quality?

• Building sewage treatment plants

• Constructing dams

• Introducing new fish species

• Banning all chemical use

Which of the following is a significant contributor to air pollution in cities?

• Forest fires

• Household waste

• Vehicle emissions

• Factory emissions

How are some communities addressing the problem of littering?

• Building more trash bins

• Banning plastic bags

• Organizing community clean-ups

• Increasing landfill sites

What is one way communities are conserving water resources?

• Importing water from other regions

• Reducing agricultural water use

• Implementing water recycling programs

• Building more reservoirs