This country started Earth Day
USA
This gas is most commonly released by burning fossil fuels.
CO₂
This term describes animals or plants at risk of extinction.
Endangered species
This large ocean animal is often found with plastic in its stomach.
whales
These insects are responsible for pollinating about one-third of the food humans eat
bees
Most common activity done on earth day
Planting trees
This gas is released by cows during digestion.
Methane
Term for the illegal hunting activity which threatens wildlife like elephants and rhinos
Poaching
These tiny plastic particles are found in oceans, seafood, and even drinking water.
microplastics
This animal often mistakes plastic bags for jellyfish.
sea turtles
Earth Day began in response to rising concern about which main problem?
This process traps heat in Earth’s atmosphere
greenhouse effect
This concept explains why losing one species can disrupt an entire ecosystem.
Food web
What is the Great Pacific Garbage Patch mainly made of?
Floating plastic waste
This country emits the most CO₂ overall today.
The first Earth Day was held in this decade
1970s
Which greenhouse gas is actually the most abundant in the atmosphere
water vapour
One of the most popular East African countries famous for wildlife conservation efforts like national parks in the Serengeti.
Tanzania
How long do plastic nets take to biodegrade?
~600 years
This ecosystem is often called the “lungs of the Earth” due to its massive carbon storage.
Amazon rainforest
This movement, often highlighted on Earth Day, encourages reducing waste by reusing materials instead of throwing them away.
Zero waste movement
This gas traps about 300 times more heat than CO₂ over 100 years.
nitrous oxide
These are the two main conservation methods: one protects species in their natural habitat, and the other protects them outside it through controlled human environments.
In-situ and ex-situ conservation
This group of organisms in the ocean produces over 50% of Earth’s oxygen and is threatened by ocean pollution.
phytoplankton
This agreement aims to limit global warming to 1.5°C.
Paris Agreement