This gas we breath out is one of the main greenhouse gases.
What is Carbon Dioxide?
What is a panda?
instead of throwing something away, using it again is called this.
What is reuse?
Energy sources that won't run out quickly, like sun and wind, are this.
What are renewable resources?
This planet is the third one from the Sun and the only one known to support life.
What is Earth?
The long-term increase in Earth's average temperature.
What is global warming?
Animals are called this, when they are at risk of disappearing.
What are endangered species?
What is recycling?
This energy comes from the sun.
What is solar energy?
This is the largest ocean on Earth, covering more area than all land on the planet.
What is the Pacific Ocean?
The layer of gases surrounding Earth that helps trap heat.
What is the atmosphere?
People who work to protect animals and nature are involved in this effort.
What is conservation?
Using less of something, like water or electricity, is called this.
What is reduce?
Tall turbines use this natural force to generate electricity.
What is wind?
This imaginary line circles Earth halfway between the North and South Poles.
What is the Equator?
When sunlight is trapped by gases and warms the Earth.
What is the greenhouse effect?
A forest, ocean, or desert where plants and animals live is called this.
What is a habitat?
Food scraps and yard waste can be turned into nutrient-rich soil through this process.
What is composting?
This type of energy is made from moving water, like rivers or dams.
What is hydropower?
These are the seven major land areas on Earth.
What are continents?
This term describes the average weather conditions in a place over many years.
This term means having many different kinds of plants and animals in one place.
What is biodiversity?
This word describes materials that can break down naturally over time and return to the environment without causing harm.
What is biodegradable?
Coal, oil, and natural gas are examples of a type of energy source that can run out.
What are fossil fuels?
This is a large natural region with a specific climate, plants, and animals, such as a tundra or rainforest.
What is a biome?