Key points from article :
Nonalcoholic beverages consumed above 65° C (150° F) may contribute to the risk of esophageal cancer.
Applies to tea, coffee and even hot water.
It can take 8 minutes for coffee to cool to 65 degrees in normal mugs (see https://marco.org/2011/08/10/coffee-joulies-review for more info)
Research also determined that these beverages are not, at cooler temperatures, carcinogenic.
Metastudy of 1,000 studies conducted in the past 20 years.
The study was published in The Lancet Oncology journal.