Pollution and Hazardous Substances
Describes a substance that can cause illness or death if it enters the body.
What's POISONOUS?
The cutting down or clearing of forests over a large area.
What's DEFORESTATION?
The layer of gases surrounding Earth.
What's ATMOSPHERE?
Coal, oil and natural gas, formed from ancient organic matter over millions of years.
What are FOSSIL FUELS?
To remove rubbish, dirt or harmful substances from a place.
What's TO CLEAN?
Strong, often harmful gases or smoke produced by chemicals, fuel or industrial processes.
What are FUMES?
The complete disappearance of a species when its last living member dies.
What's EXTINCTION?
Useful supplies or materials, such as water, timber and minerals.
What are RESOURCES?
Describes an energy source that is replenished naturally, such as sunlight or wind.
What's RENEWABLE ENERGY?
To process used materials so they can be made into new products.
What's TO RECYCLE?
To allow a substance, such as gas or chemicals, to escape into the environment.
What's TO RELEASE?
The long-term rise in Earth’s average temperature.
What's GLOBAL WARMING?
In a way that occurs without being caused or controlled by people.
What's NATURALLY
The use of something, especially energy, fuel or other resources.
What's CONSUMPTION?
To get rid of something that is no longer wanted or needed.
What's TO DISPOSE OF?
A substance, especially a gas, sent out into the air by a vehicle, factory or other source.
What's EMISSION?
The gradual wearing away of soil or rock by water, wind or other forces.
What's EROSION?
The preparation and use of land for growing crops.
What's CULTIVATION?
The protection and careful management of nature or valuable resources.
What's CONSERVATION?
A two-word expression meaning “as required by a legal rule.”
What's BY LAW?
The presence of harmful or unwanted substances in something that was previously clean or safe.
What's CONTAMINATION?
The process through which an economy develops factories and large-scale manufacturing.
What's INDUSTRIALIZATION?
A community of living organisms interacting with one another and their physical surroundings.
What's ECOSYSTEM?
Describes a practice that can continue over time without exhausting resources or causing lasting environmental harm.
What's SUSTAINABLE?
To control an activity or process through rules and restrictions.
What's TO REGULATE?