petroleum that has not been processed

A fossil fuel that forms underground from partially decomposed plant material

a piece of equipment that changes light from the sun into electricity

Electricity generated from the energy of moving water

the largest planet in our solar system

second-largest that has a complex ring system

An object that revolves around another object in space

Closest planet to the sun

The path an object follows as it moves around another object

a source of energy that can be replace as it is used or that cannot be used up

sun, planets, and all the other objects that revolve around the sun

Place where an organism lives

Coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.

the remains of something that has been destroyed

Animals that produce milk for their young

A species whose numbers are so small that the species is at risk of extinction

A term that typically describes a species that no longer has any known living individuals.

to carry into the country

to become bad or not fit to eat or use

a machine or tool used to do a household job

to use up

a device that uses electric energy to transfer thermal energy from a cooler location to a warmer location

A measure of memory in which the person must retrieve information learned earlier

an effect or result

meat from an adult domestic bovine

to go or be beyond the limit or expectations

agricultural products

related to farming

a great or plentiful amount.

to believe something to be the truth without even thinking about it

learn by repetition

not harmful to the environment

send

Carbon dioxide and carbon monoxide produced by business processes and systems

to speak to, to direct one's attention to

relating to a large company or group

to carry out of the country

Grain or fruit gathered from a field as a harvest during a particular season

to make similar items in quantity by using standardized designs and dividing labor among workers

The state of being noticeably different from something else

the variety of life in the world or in a particular habitat or ecosystem

absolutely necessary

grow vigorously

to take control of a place

a place where a building is being built

pure

excuse, apology

measure of the impact human activities have on the environment in terms of the amount of greenhouse gases produced

a proverb, wise saying

taking place over a long period of time

The amount of space an object takes up

an important part

having to do with an organism's thinking and understanding

the special, normal, or proper activity of an organ or part

a method, course of action, or instrument by which something can be accomplished

the ability to continue living

unusual, extraordinary

coming together again

A place of protection (for animals)

One that is held prisoner

young bovine

to respond

torso, proboscis

develop in a particular way or have a particular result

come in contact for first time

short

one who spends time with or does things with another

to save from danger

to hurt or damage

to put something out for others to see

a social group made up of families or clans

in a protective manner

τρομοκρατημένος

to crowd together

to respect or think well of someone or something

to be likely to harm or destroy something

the fact or state of living or having objective reality

very large or great

provide shelter

to set or keep apart

causing or helping to cause suffering

dedicated

a long, protruding tooth, as from an elephant

machines or machine systems collectively

shortage

a quick look

shake repeatedly from side to side

a series of connected mountains

to make stronger

connection

to bend or throw back light or heat, to fold or turn back

to interest or attract someone

the heading or caption of a newspaper article

method to make someone with an illness healthy again

A group of individuals that belong to the same species and live in the same area

to notice

an event or occurrence

forester

The visual measurements of objects and spaces between objects.

to spend the winter in a resting state

to bother

granting excitement for something, motivation

left behind

many days of hot weather

An increase in the average temperature of the earth's atmosphere

happening over a period of time

Waste from production of consumer goods, mining, agriculture and petroleum extraction and refining

Rain containing acids that form in the atmosphere when industrial gas emissions

Natural situation in which heat is retained in Earth's atmosphere by carbon dioxide, methane, water vapor, and other gases

Protective layer in atmosphere that shields earth from UV radiation

Energy that is radiated or transmitted in the form of rays or waves or particles

increase in size

The average level of the ocean's surface at any given time

located on or near or bordering on a coast

to be thankful for

to consider

do something to solve a problem

to pay attention to

to take a risk

to believe someone is important and deserves attention

to do again

to enlist

to think about something again

to use again

to give a prize

to get back

sadness associated with some wrong done or some disappointment

the act of returning money received previously

to occur again

to limit

to give up a job, an office, or a right or claim

turning in the opposite direction

Find the solution

to fill again

to avoid

huge

wanting very much, willing

interesting

complicated

very big

a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals

so frightened as to be unable to move

extremely interesting

hard to understand or elaborate

having or showing great excitement and interest

the front window of a car

go aimlessly, wander

petrol

front protective surface of a car

a sign on a road vehicle that shows its registration number

should

intend

daily unpleasant task

a hard question

used to say that something is possibly true but is not always true

A series of actions intended to accomplish a goal

overcrowded, filled or occupied to excess

to fight against

To commit money to gain a profit or earn interest

prolong, elongate, make larger

a residential district located on the outskirts of a city

made to be thrown away after use

a coin-operated machine that sells things

to put in place or set up

to get rid of