6. Environment (sustainability and stewardship) Flashcards
atmosphere
the layer of air around the Earth
biodiversity
the number and variety of all living things within an ecosystem
climate
the average weather over many years
conserve
not to waste resources
drought
a prolonged period of below average precipitation
ecosystem
an area displaying a distinctive interaction between plants, animals and the physical environment
environment
the air, land, water, plants and wildlife
extinct
no longer in existence (of animals; no longer active (of volcanoes)
geo-thermal energy
heat and electricity produced from hot, underground water
global warming
the slow increase in world temperatures due to the enhanced greenhouse effect
habitat
an area in which plants and animals have adapted in order to survive there
hydro-electric power
electricity produced by water being released through dam turbines
landfill
the disposal of waste in natural or man-made holes in the ground
national park
an area of countryside of outstanding beauty which is protected from development
non-renewable energy
a resource that cannot be replenished once it has been used, such as fossil fuels