Earth Day Facts
Extinct Species
Climate Change
How to help the environment
AI
100

The day Earth day is celebrated on.

4/22

100

A flightless bird from Mauritius that became extinct in the late 1600s due to human activity.

Dodo

100

Climate change mainly causes the Earth’s average temperature to


Increase 

100

The 3 "Rs" of environmental conservation.

Reuse, Reduce, Recycle.

100

This everyday app feature suggests shows or videos based on what you've watched before.

Recommendation algorithm

200

Earth Day was created to raise awareness about this issue


environmental protection or pollution


200

Large, shaggy elephant relative that went extinct around 4,000 years ago.

Wooly mammoth

200

This gas is the main cause of climate change


Carbon Dioxide 

200

A type of lightbulb that is more energy-efficient than incandescent bulbs. 

An LED bulb

200

This branch of AI focuses on enabling computers to understand and respond to human language.

Natural language processing

300

Earth Day was first celebrated in this decade 


1970s

300

This bird, once common in North America, went extinct in 1914 due to overhunting.

Passenger Pigeon

300

This is a common human activity that releases a lot of greenhouse gases


Burning Fossil Fuels

300

Using items like reusable bags and water bottles is one way to reduce this type of waste.

Plastic waste

300

This field of AI focuses on enabling computers to recognize images and visual patterns.

Computer vision
400

Approximately how many countries is Earth Day celebrated in?

193

400

Tasmanian carnivorous marsupial, also called the "Tasmanian tiger," went extinct in the 20th century.

Thylacine

400

This term describes gases that trap heat in Earth’s atmosphere


Greenhouse gases

400

Carpooling, biking, and public transit all help reduce this environmental impact.

Carbon emissions

400

Self driving cars rely on this type of AI to make decisions based on real-time data from their surroundings.

Autonomous decision-making.

500

A U.S. government agency created in 1970 largely as a result of the environmental movement sparked by the first Earth day.

Environmental Protection Agency (EPA)

500

This species of frog, native to central America, is believed extinct largely to a fungal disease called chytridiomycosis.

Golden Toad

500

This process happens when forests are cut down, reducing Earth’s ability to absorb CO₂.


Deforestation 

500

A process that involves planting trees to restore forests and absorb carbon dioxide.

Reforestation

500

Something often used in image recognition and inspired by the structure of the human brain.

Neural networks.