Sharon Lavigne knows first-hand the effects of climate change. At the inaugural TIME100 Climate Leadership Forum in New York City on Monday, the founder, director, and CEO of the faith-based grassroots environmental justice nonprofit RISE St. James Louisiana named her friends, family members, and neighbors who had been diagnosed with or died from cancer in a community that has a high concentration of industrial plants. [time-brightcove not-tgx=”true”] “We are dying so fast,” Lavigne said, emotion evident in her voice, on a panel moderated by TIME senior correspondent Justin Worland.