convert (waste) into reusable material
the introduction of harmful materials into the environment
a type of glacier
device that converts solar light into electricity
tall plants that provide us with oxygenated air
recycle
Solar panel
ice caps
Pollution
trees
Carbon, oil and gas used as energy sources.
The total amount of greenhouse gases produced directly and indirectly by human activities, expressed in equivalent tons of carbon dioxide (CO2).
Large scale destruction of trees
An overflow of rain water beyond its normal limits.
Less rain than necessary produces...
Fossil fuels.
Deforestation
Drought
Carbon footprint
Flood