Climate Change
Wildlife & Conservation
Reduce, Reuse, Recycle
Energy & Resources
Sustainability
100

This gas is the biggest contributor to global warming.

What is carbon dioxide?

100

The giant panda is the national symbol of this conservation organization.

What is the WWF?

100

The average plastic bottle takes this many years to decompose.

What is about 450 years?

100

This is the most widely used renewable energy source worldwide

What is hydropower?

100

Cars that run on both electricity and gasoline are called this.

What are hybrid cars?

200

Rising global temperatures are causing more frequent and intense versions of these natural disasters

What are hurricanes, wildfires, or floods?

200

Coral reefs are threatened by this process caused by rising ocean temperatures.

What is coral bleaching?

200

Instead of throwing away old clothes, many people extend their life by donating them or doing this creative practice.

What is upcycling or repurposing?

200

This renewable energy source uses the movement of ocean tides to generate electricity.

What is tidal power?

200

LEED certification is awarded to buildings for being this.

What is environmentally friendly/sustainable/green?

300

Name one effect of melting polar ice caps.

What is sea level rise/flooding/habitat loss?

300

This large rainforest is often called the “lungs of the Earth.”

What is the Amazon rainforest?

300

Recycling one ton of paper saves about this many trees.

What is 17?

300

This fossil fuel is the cleanest-burning but still contributes to climate change.

What is natural gas?

300

This farming technique uses fish waste to fertilize plants in a water-based system.

What is aquaponics?

400

This layer of the atmosphere, which protects us from harmful UV rays, was once being depleted by CFCs but is now recovering.

What is the ozone layer?

400

This African animal, known for its horn, is often targeted by poachers, leading to severe population declines.

What is the rhinoceros?

400

This city in California became one of the first in the U.S. to ban plastic straws in 2018.

What is San Francisco?

400

Fracking is a controversial method of extracting this resource.

What is oil/gas?

400

These rooftops, covered in vegetation, help reduce urban heat and improve air quality.

What are green roofs?

500

This is the term for permanently frozen ground that is now thawing due to climate change.

What is permafrost?

500

The IUCN Red List categorizes species by risk of extinction, with this category meaning a species faces an extremely high risk of extinction in the wild.

What is Critically Endangered?

500

The practice of designing products so they can be repaired, reused, or recycled is known as this.

What is circular design or sustainable design?

500

This silvery element, used in solar panels, makes up about 28% of Earth’s crust.

What is silicon?

500

This process captures carbon dioxide emissions from power plants and stores them underground.

What is carbon capture and storage/CCS?

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