As celebrities get criticized for their excessive private jet use and calls to "Defund The 1%" continue in the Hamptons and beyond, a surprising group of philanthropists are using their money to support the cause of climate activists around the world. Heirs from the Getty and Rockefeller families, whose billion-dollar fortunes were famously built atop oil empires, are giving away millions to sound the alarm about the world's climate emergency. Whether you call it a guilt trip or a "moral obligation," it's certainly not the worst thing they could be doing with their inheritance. Click through for the details!

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