Three decades of cooling was a concern. No End in Sight to 30 Year Cooling Trend https://www.nytimes.com/1978/01/05/archives/international-team-of-specialists-

Three decades of cooling was a concern. No End in Sight to 30 Year Cooling Trend https://www.nytimes.com/1978/01/05/archives/international-team-of-specialists-finds-no-end-in-sight-to-30year.html https://www.nytimes.com/1978/01/05/archives/international-te...