From the article, the data is muddy and cause-effect is not claimable: > For example, the effects in Texas are some of the highest in the country. Suicide rate

From the article, the data is muddy and cause-effect is not claimable: > For example, the effects in Texas are some of the highest in the country. Suicide rates have not declined over recent decades, even with the introduction and wide adaptation of air conditioning. If anything, the researchers say, the effect has grown stronger over time.