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Clouds gather but produce no rain as cracks are seen in the dried-up municipal dam in drought-stricken Graaff-Reinet, South Africa, Nov.14, 2019. In a July 13, 2022, message to participants of a Vatican conference on climate change, Pope Francis said humanity has a "moral obligation" to protect the environment and combat climate change. (CNS/Reuters/Mike Hutchings)

Clouds gather but produce no rain as cracks are seen in the dried-up municipal dam in drought-stricken Graaff-Reinet, South Africa, Nov.14, 2019. (CNS/Reuters/Mike Hutchings)