Water Pollution and Conservation Concepts

The video discusses the critical issue of water scarcity, highlighting its importance for life on Earth. It explains that while 70% of the planet is covered by water, only a small fraction is fresh and usable. The causes of water scarcity include pollution, economic disparities, climate change, and poor infrastructure. The consequences are severe, leading to conflicts, diseases, and loss of biodiversity. The video provides alarming statistics on current and future water scarcity and suggests solutions like conservation, rainwater collection, and raising awareness to combat the issue.

What percentage of the Earth's water is fresh water?

• 70%

• 97.5%

• 2.5%

• 50%

Which of the following is NOT a cause of water pollution mentioned in the video?

• Pesticides

• Petroleum spills

• Plastic

• Industrial waste

How much water does an average person use daily?

• 150 liters

• 500 liters

• 250 liters

• 380 liters

What is one way to conserve water while washing a car?

• Using a pressure washer

• Using a sprinkler

• Using a bucket

• Using a hose

What is a consequence of inadequate maintenance of old pipes?

• Improved water quality

• Water wastage

• Water contamination

• Increased water pressure

Which disease is NOT mentioned as a consequence of water scarcity?

• Poliomyelitis

• Malaria

• Cholera

• Diarrhea

How many people are projected to live in regions with absolute water scarcity by 2025?

• 3 billion

• 1.2 billion

• 1.8 billion

• 2.5 billion

What percentage of water in Mexico is used for agriculture?

• 85%

• 50%

• 60%

• 77%

Which of the following is a suggested method to avoid water wastage?

• Using a bucket to collect shower water

• Washing dishes under running water

• Watering plants during the day

• Leaving the tap running while brushing teeth

What is one way to reuse water mentioned in the video?

• Using it for drinking

• Using it for cooking

• Collecting rainwater

• Using it for laundry