the natural environment of an animal or plant
habitat
a situation in which a type of animal no longer exists
extinction
the protection of nature
conservation
situations where animals or plants may soon not exist because there are very few now alive
endangered
a group of plants or animals that share similar characteristics
species
be likely to cause harm or damage to something or someone
threaten
illegally catch or kill animals, especially by going onto land without the permission of the person who owns it
poach
a situation in which an animal is kept in a zoo or a person is kept as a prisoner, rather than being free
captivity
the number and types of plants and animals that exist in a particular area, or in the world generally
biodiversity
the act of cutting down or burning the trees in an area
deforestation
poisonous, unwanted rubbish often produced by industrial processes
toxic waste
all the plants and living creatures in a particular area considered in relation to their physical environment
ecosystem
