DDT has been proven to be extremely harmful to the environment.
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The first phase of the mussel challenge is written proposals to describe a novel, non-harmful method for dealing with the mussels and boat inspections.—Dinah Voyles Pulver, USA Today, 3 May 2026 And for that reason, hormonal contraception has in recent years been presented as a harmful disruptor of the natural joys of womanhood.—Andréa Becker, The Atlantic, 3 May 2026 Jackson and other experts detail why apple cores and other food waste are harmful, and why the best way to protect our natural habitats is not to throw anything out, even the seemingly harmless bits.—Emily Hayes, Martha Stewart, 2 May 2026 Importantly, the cops noted that Grok generated the harmful images from September 2025 through March 2026, well after X claimed that the functionality had been removed.—Ashley Belanger, ArsTechnica, 1 May 2026 See All Example Sentences for harmful