NASA's 2023 Achievements and Environmental Insights

What significant event did NASA achieve in 2023 related to asteroids?

• Launched a new satellite to Mars

• Discovered a new planet

• Sent a rover to Venus

• Returned samples from a 42 billion year old asteroid

What has been the trend in river mining activities over the past two decades?

• A significant decrease

• No change

• A significant increase

• Complete cessation

What environmental impact is associated with increased river mining?

• Enhanced biodiversity

• Decreased deforestation

• Increased sediment deposits

• Improved water quality

What percentage of global lakes experienced a significant decline in water levels over the past 30 years?

• 53%

• 25%

• 75%

• 90%

What is one major factor contributing to the decline in lake water levels?

• Improved water management

• Increased rainfall

• Climate change

• Decreased agricultural use

What is the predicted sea level rise per year with a 1.5 to 2°C temperature increase?

• 6 mm

• 2 mm

• 1 mm

• 4 mm

Which coastal ecosystem is most at risk with a 3°C temperature rise?

• Mangroves

• Deserts

• Mountains

• Grasslands

What is the primary goal of the Landsat Next program?

• To enhance Earth observation capabilities

• To study the sun

• To explore outer space

• To monitor extraterrestrial life

How often will the Landsat Next satellites capture a complete picture of the world?

• Every month

• Every 24 hours

• Every 6 days

• Every 12 days

What new feature will Landsat Next boast?

• 15 spectral bands

• 10 spectral bands

• 26 spectral bands

• 5 spectral bands