eco-piracy
Frequently unlawful actions by non-governmental organizations to "shock" a company or government into action on an issue which the NGO is concerned about, usually environmental issues such as whaling, deforestation, or climate change. Done for publicity or to raise public awareness.
"Did you hear about the latest eco-piracy stunt pulled by the Sea Shepherds? One of their guys illegally boarded a Japanese whaling ship and now he's in prison."