On CLIMATE.GOV, a blog from July 2, 2021 on this year’s ENSO
(ENSO = El Niño-Southern Oscillation, the whole El Niño and La Niña system)
with this disclaimer:
Ideas and explanations found in these posts should be attributed to the ENSO blog team, and not to NOAA (the agency) itself. These are blog posts, not official agency communications; if you quote from these posts or from the comments section, you should attribute the quoted material to the blogger or commenter, not to NOAA, CPC, or Climate.gov.