Global warming hiatus Global warming hiatus A global warming hiatus, also sometimes referred to as a global warming pause or a global warming slowdown, is a period of relatively little change in globally averaged surface temperatures. In the current episode of global warming many such 15-year periods appear in the surface temperature record, along with robust evidence of the long-term warming trend. Such a "hiatus" is shorter than the 30-year periods that climate is classically averaged over. Publicity has surrounded claims of a global warming hiatus during the period 1998–2013. The exceptionally warm El Niño year of 1998 was an outlier from the
Content word Content word In linguistics content words are words that name objects of reality and their qualities. They signify actual living things (dog, cat, etc.), family members (mother, father, sister, etc.), natural phenomena (snow, Sun, etc.) common actions (do, make, come, eat, etc.), characteristics (young, cold, dark, etc.), etc. They consist mostly of nouns, lexical verbs and adjectives, but certain adverbs can also be content words. They contrast with function words, which are words that have very little substantive meaning and primarily denote grammatical relationships between content words, such as prepositions (in, out, under, etc.), pronouns (I, you, he, who, etc.),