The Earth is currently being pushed beyond its biological and atmospheric limits. According to a landmark report by the World Meteorological Organization (WMO) and the UN, the period from 2015 to 2025 has been officially recorded as the hottest 11 years in human history. This unprecedented surge in global temperatures represents a critical shift in the planet's stability, prompting urgent warnings from scientists worldwide.
Global News Vocabulary
"Earth's climate shows energy imbalance"
— Source: RTE
Behind the Headline: In this context, "imbalance" refers to the fact that much more energy is entering the atmosphere from the Sun than is able to escape back into space, effectively trapping heat.
Beyond the Dictionary: The prefix 'im-' (meaning 'not') is frequently used in front of words starting with 'm', 'p', or 'b' to create an opposite meaning. For example, adding 'im-' creates words like immature or impossible. In daily life, you might hear of a "power imbalance" in a relationship or a "trade imbalance" between two nations.
- Working 60 hours a week has created a severe work-life imbalance for many young professionals.
- The doctor suggested that her extreme tiredness might be caused by a hormonal imbalance.
"World Meteorological Day sees Key Climate Indicators 'Flashing Red'"
— Source: US News
Behind the Headline: Journalists use this to express that climate data—such as rising sea levels or melting glaciers—is showing a critical, emergency-level problem.
Beyond the Dictionary: This phrase is inspired by machinery or a car's dashboard; when warning lights start flashing red, it alerts you to a major malfunction. In English, the color red is frequently used to symbolize danger or the need to stop, such as a "red flag".
- With inflation rising and unemployment up, the country's economic indicators are all flashing red.
- The patient's heart rate monitor started flashing red, and the nurses rushed into the room.
"Earth's climate swings increasingly out of balance"
— Source: World Meteorological Organization
Behind the Headline: The WMO uses "swing" to describe how climate data has shifted drastically and violently over recent decades.
Beyond the Dictionary: While it literally refers to a children's playground swing, metaphorically it describes a sudden change in direction. It is very common in politics when voter support "swings" from one party to another. Note that "swing" is an irregular verb: the past tense and past participle is swung.
- The stock market experienced massive swings today due to the unexpected interest rate announcement.
- He experiences drastic mood swings when he doesn't get enough sleep.
Knowledge Check
Which prefix is used before words starting with 'm', 'p', or 'b' to create an opposite meaning?
- A) Un-
- B) In-
- C) Im-
BBC Learning English from the News 2026