Water Resources and Landsat Program Quiz

What percentage of Earth's water is fresh and crucial for daily human activities?

• 70%

• 10%

• 3%

• 50%

Which method is NOT mentioned as a ground-based technique for monitoring water quality?

• Measuring water clarity

• Tracking pH levels

• Using drones

• Assessing acidity or alkalinity

When was the Landsat 1 satellite launched, marking a new era in Earth observation?

• 1982

• 1972

• 1992

• 2002

How does satellite data help in managing public health concerning water quality?

• By measuring soil moisture

• By tracking animal migrations

• By detecting algal blooms early

• By predicting weather patterns

What is a major contributor to pollution in the Chesapeake Bay?

• Industrial waste

• Agricultural runoff

• Air pollution

• Household garbage

What urban development factor increases stormwater runoff into the Chesapeake Bay?

• Increased green spaces

• Decrease in construction

• Expansion of impervious surfaces

• Reduction in population

What percentage of groundwater withdrawals in the U.S. is used for irrigation?

• 80%

• 60%

• 40%

• 20%

What is the resolution of Landsat satellites that allows detailed tracking of irrigation trends?

• 50 meters

• 100 meters

• 30 meters

• 10 meters

What is the name of the next generation of Landsat satellites announced in 2023?

• Landsat Future

• Landsat Next

• Landsat Advanced

• Landsat Pro

How often will Landsat Next collect a complete image of the Earth?

• Every 24 days

• Every 3 days

• Every 6 days

• Every 12 days