Vocabulary

• on earth: Used to emphasize a question expressing surprise or anger.
• around the world: In or to many countries.
• at risk: In danger; likely to be harmed
• make up: To invent or create a story
• have to: Must do
• perspective: Artistic method of creating a sense of distance
• intense: Very strong, great or extreme in degree
• description: Explanation of what something is like, looks like
• presence: The same place or area that a person is
• campaign: To work in an organized, active way towards a goal
• familiar: Well-known or easily recognized
• split: No longer married or in a relationship
• climate: Typical weather conditions in a particular place
• contribute: To be a factor in causing something to happen
• political: Being active or interested in government matters
• cause: Belief, goal or organization that people support
• population: Number of people who live in a country, area etc.
• contact: Touching or feeling something
• raise: To increase a bet above another when playing cards
• productivity: Rate at which people or machines produce
• thick: Difficult to see through, as fog
• generation: Act or process of producing or causing something
• risk: To do something potentially dangerous or foolish
• break: To create a new record e.g. running the 100m dash
• invisible: Being unable to be seen
• record: Highest or most extreme level achieved
• fall: Season after summer and before winter; Autumn
• drought: Long period of dry weather
• destroy: To damage so badly that something no longer exists
• dioxide: An oxide containing two oxides per molecule
• rapid: Moving or happening very quickly
• petition: Request to an authority to change something
• depend: Be controlled or determined by (someone/something)
• carbon: Chemical element with an atomic number of 6
• visible: Can see, easily seen or understood
• methane: Colorless gas without smell often used as fuel
• storm: To act violently or angrily
• hurricane: Very severe storm usually occurs near the ocean
• allow: To admit the validity or truth of something
• act: To behave in a certain way
• catch: Amount of something that has been caught
• unpredictable: Difficult to guess about (the future)
• protect: To defend someone or something from harm or danger
• change: To exchange one set of clothes for another
• world: All the humans, events, activities on the earth
• problem: Something difficult to deal with or causes trouble
• reservoir: A lake storing water for use by the community
• dangerous: Involving the chance of hurt or damage; risky
• live: To be alive
• greenhouse: Greenhouse gas that makes the Earth get warmer
• northern: In or toward the north
• mega: Big; great; large; impressive
• rainfall: Water falling from the sky
• oxide: Compound from combining oxygen with a chemical
• monoxide: Oxide with one atom of oxygen per molecule