Question 1

emission

Accepted Answer

the production and discharge of sth, especially gas or radiation

Question 2

allegedly

Accepted Answer

used to convey that sth is claimed to be the case or have taken place, although there is no proof

Question 3

extensively

Accepted Answer

to a large or detailed degree

Question 4

heighten

Accepted Answer

If a feeling or an effect heightens, or sth heightens it, it becomes stronger or increases.

Question 5

pessimist

Accepted Answer

a person who always expects bad things to happen

Question 6

avert

Accepted Answer

to prevent sth bad or harmful from happening

Question 7

optimistic

Accepted Answer

believing that good things will happen in the future

Question 8

reliance

Accepted Answer

the state of needing sb/sth in order to survive, be successful, etc.

Question 9

abundant

Accepted Answer

sth that is abundant exists or is available in large quantities so that there is more than enough

Question 10

corporation

Accepted Answer

a big company, or a group of companies acting together as a single organization

Question 11

carbon-neutral

Accepted Answer

not causing an increase in the total amount of carbon dioxide in the atmosphere

Question 12

renewable

Accepted Answer

(of energy and natural resources) that is replaced naturally or controlled carefully and can therefore be used without the risk of using it all up

Question 13

comprehensive

Accepted Answer

covering completely or broadly

Question 14

adoption

Accepted Answer

the decision to start using sth such as an idea, a plan, or a name

Question 15

landfill

Accepted Answer

a place to dispose of refuse and other waste material by burying it and covering it over with soil, especially as a method of filling in or extending usable land

Question 16

infrastructure

Accepted Answer

the basic physical and organizational structures and facilities (e.g., buildings, roads, power supplies) needed for the operation of a society or enterprise

Question 17

shortcoming

Accepted Answer

a fault or failure to meet a certain standard, typically in a person's character, a plan, or a system

Question 18

experimental

Accepted Answer

based on new ideas, forms, or methods that are used to find out what effect they have

Question 19

take hold

Accepted Answer

expr to begin to have complete control over sb/ sth; to become very strong

Question 20

toxin

Accepted Answer

a poisonous substance, especially one that is produced by bacteria in plants and animals

Question 21

hazard

Accepted Answer

sth that can be dangerous or cause damage

Question 22

ambivalent

Accepted Answer

having or showing simultaneous and contradictory attitudes or feelings toward sth or sb

Question 23

devastating

Accepted Answer

causing a lot of harm or damage

Question 24

destructive

Accepted Answer

causing damage to people or things

Question 25

panacea

Accepted Answer

sth that will solve all the problems of a particular situation

Question 26

remedy

Accepted Answer

a way of dealing with or improving an unpleasant or difficult situation

Question 27

outcome

Accepted Answer

the result or effect of an action or event

Question 28

integral

Accepted Answer

forming a necessary part of sth

Question 29

metropolis

Accepted Answer

a big city, especially considered as somewhere that is very busy and exciting

Question 30

circumvent

Accepted Answer

to find a way of avoiding a difficulty or a rule

Question 31

noxious

Accepted Answer

poisonous or harmful

Question 32

fumes

Accepted Answer

smoke, gas, or sth similar that smells strongly or is dangerous to breathe in

Question 33

innocuous

Accepted Answer

not intended or likely to offend or upset anyone

Question 34

biofuel

Accepted Answer

fuel made from plant or animal sources and used in engines

Question 35

retailer

Accepted Answer

a person, shop, or business that sells goods to the public

Question 36

urban

Accepted Answer

of a city or town

Question 37

liberate

Accepted Answer

to free someone from feelings or conditions that make their life unhappy or difficult

Question 38

exposure

Accepted Answer

the state of being in a place or situation where there is no protection from sth harmful or unpleasant

Question 39

entail

Accepted Answer

to involve sth that cannot be avoided

Question 40

conveyor belt

Accepted Answer

a continuous moving band used for transporting goods from one part of a building to another, for example products in a factory or bags, cases, etc. in an airport

Question 41

sift

Accepted Answer

to examine information, documents, etc. carefully in order to find sth out or decide what is important and what is not

Question 42

tedious

Accepted Answer

sth that is tedious continues for a long time and is not interesting

Question 43

mind-numbing

Accepted Answer

extremely boring

Question 44

inattention

Accepted Answer

a lack of attention or care

Question 45

resolve

Accepted Answer

to find an acceptable solution to a problem or difficulty

Question 46

whereby

Accepted Answer

by which; because of which

Question 47

detect

Accepted Answer

to notice sth that is partly hidden or not clear, or to discover sth, especially using a special method

Question 48

destined

Accepted Answer

having a future that has been decided or planned at an earlier time, especially by fate

Question 49

ongoing

Accepted Answer

still happening or being done

Question 50

literally

Accepted Answer

used to emphasize the truth of sth that may seem surprising

Question 51

progress

Accepted Answer

to improve or develop over a period of time; to make progress

Question 52

costly

Accepted Answer

costing a lot of money, especially more than you want to pay

Question 53

manufacture

Accepted Answer

to make goods in large quantities in a factory

Question 54

bottom line

Accepted Answer

the amount of money that is a profit or a loss after everything has been calculated

Question 55

large-scale

Accepted Answer

involving many people or things, especially over a wide area

Question 56

profitable

Accepted Answer

that makes or is likely to make money

Question 57

endeavor

Accepted Answer

an attempt to do sth new or difficult

Question 58

plentiful

Accepted Answer

available or existing in large amounts or numbers

Question 59

pure

Accepted Answer

not mixed with anything else; with nothing added

Question 60

virtually

Accepted Answer

almost

Question 61

generate

Accepted Answer

to cause to exist, produce

Question 62

fertilizer

Accepted Answer

a substance that is put on the soil to make plants grow

Question 63

electrolysis

Accepted Answer

the process of separating a liquid into its chemical parts by passing an electric current through it

Question 64

pulse

Accepted Answer

to move, beat, or flow with strong regular movements or sounds

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