drought
a long period of dry weather when there is not enough water for plants and animals
force
natural power
globe
the world
global warming
a general increase in world temperatures caused by increased amounts of carbon dioxide around the earth
major
very large or important
planet
a very large round object in space that moves around the sun or another star
amount
a quantity of something such as time, money, or a substance
coal
a hard black mineral which is dug out of the ground and burnt to produce heat
complain
to say that you are annoyed, not satisfied, or unhappy about something or someone [= complaint]
criticism
remarks that say what you think is bad about someone or something
rainbow
a large curve of different colors that appear in the sky when there is sun and rain
arthritis
inflammation of the joints
cluster
a group of things of the same kind that are very close together to
generate
produce or cause something [= create]
training thunderstorms
storms that follow each other along the same route
thunderstorm
a storm with thunder and lightning
troublesome
causing problems, in an annoying way: a troublesome child
phenomenon
something that happens or exists in society, science, or nature, especially something that is studied because it is difficult to understand
moderate
not very large or very small, very hot or very cold, very fast or very slow etc
threat
the possibility that something very bad will happen
property
the thing or things that someone owns
front
the place where two areas of air of different temperatures meet, a boundary between different air masses
dump
to put down or drop something in a careless way