To reuse objects or materials after processing.
(To make) something impure by adding waste or chemicals.
Everything that surrounds people on Earth.
The weather in a certain area over a long period.
The change in worldwide weather patterns.
The gas produced by respiration or when carbon is burned.
Natural fuels.
A gradual rise in the average world's temperatures.
The process of clearing areas of forest.
The natural environment of an organism.
A system formed by the living organisms and their environment.
The variety of plant and animal species in their natural habitats.
Poison/poisonous chemical substance.
Garbage, rubbish.
The release of something into the atmosphere.
The process or result of wearing away rock and soil.
A long period of time without rain.
Damage caused to water, air, land by harmful substances or waste.
Safe for the environment while using natural resources.
To reuse objects or materials after processing.
(To make) something impure by adding waste or chemicals.
Everything that surrounds people on Earth.
The weather in a certain area over a long period.
The change in worldwide weather patterns.
The gas produced by respiration or when carbon is burned.
Natural fuels.
A gradual rise in the average world's temperatures.
The process of clearing areas of forest.
The natural environment of an organism.
A system formed by the living organisms and their environment.
The variety of plant and animal species in their natural habitats.
Poison/poisonous chemical substance.
Garbage, rubbish.
The release of something into the atmosphere.
The process or result of wearing away rock and soil.
A long period of time without rain.
Damage caused to water, air, land by harmful substances or waste.
Safe for the environment while using natural resources.
To reuse objects or materials after processing.
(To make) something impure by adding waste or chemicals.
Everything that surrounds people on Earth.
The weather in a certain area over a long period.
The change in worldwide weather patterns.
The gas produced by respiration or when carbon is burned.
Natural fuels.
A gradual rise in the average world's temperatures.
The process of clearing areas of forest.
The natural environment of an organism.
A system formed by the living organisms and their environment.
The variety of plant and animal species in their natural habitats.
Poison/poisonous chemical substance.
Garbage, rubbish.
The release of something into the atmosphere.
The process or result of wearing away rock and soil.
A long period of time without rain.
Damage caused to water, air, land by harmful substances or waste.
Safe for the environment while using natural resources.
To reuse objects or materials after processing.
(To make) something impure by adding waste or chemicals.