Nouns
Verbs
Adjectives
Phrases
100

When a season or period is drier than during normal conditions. There's less humidity compared to the average water availability of a season. 

What is a drought?

100

To use something carelessly, extravagantly, or to no purpose.

What is to waste?

100

Something that is not harmful to the environment.


What is eco-friendly / green / clean ?

100

To arrange things (like garbage/trash/junk/rubbish) systematically in groups or according to type.


What is to sort out garbage?

200

A period of excessively hot weather relative to the normal temperatures for the SEASON & usual climate in the AREA.

What is a heat wave?

200

To save (someone) from a dangerous or difficult situation.


What is to rescue?

200

Something that can be dangerous, detrimental, lethal or hurtful. 

What is toxic / harmful / poisonous ?

200

The fact of putting people in great danger.

What is to jeopardize lives?

300

A distinct compound or substance, especially one which has been artificially prepared or purified. It's typically used in laboratories.

What is a chemical?

300

To predict or estimate (a future event or trend).


What is to forecast?

300

Something that is changeable, uncertain, unforeseeable or inconstant. 

What is unpredictable?

300

The fact killing victims, especially in a tragic event such as a storm.

What is to claim lives?

400

An association that is organized and operated for public or social benefit. It does NOT have a goal to generate a profit. 

What is a non-profit organization?

400

To make people conscious about a problem or issue.

What is to raise awareness?

400

Food or farming methods that do NOT use chemical fertilizers, pesticides, or other artificial chemicals. It's natural & additive-free.

What is organic?

400

To intentionally refuse to listen or respond to a statement or request.


What is to turn a deaf ear?

500

When there is a dispute, lack of consensus or approval.

What is a disagreement / disapproval / clash?

500

To cause (someone or something) to be vulnerable or at risk; endanger. To put (someone or something) at risk or in danger.

What is to threaten?

What is to jeopardize (endanger?)

500

An economic development model that is conducted without depletion (épuisement) of natural resources. Its goal is to meet necessary human development needs with natural systems / resources. 


What is sustainable development?

500

When gases in Earth's atmosphere trap the Sun's heat. This makes Earth much warmer than it would be without an atmosphere. 

The main gases linked to human activities are carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O) & the fluorinated gases (HFC, PFC, SF6 and NF3).

What is the greenhouse gas effect?

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