INITIATIVE 100 LAUNCH: The signature-gathering effort for a city initiative seeking a vote on whether to build a jail — which could ratchet back the process that already has potential sites identified, including one in West Seattle — starts with a 7:30 am event at Town Hall downtown.

DUWAMISH CLEANUP REPORT AND OPEN HOUSE: What’s ahead for the waterway along easternmost West Seattle? A new report comes out this morning (we’ll be at the official announcement), and then you’re invited to come find out even more firsthand at the Duwamish Longhouse on West Marginal Way, 4-6 pm, followed by another in the series of cultural events at the Longhouse: films by Sandy and Yasu Osawa focusing on the Longhouse at Evergreen State College, 7 pm.

ANOTHER MOVIE: It’s Environmental Film Night at Camp Long Lodge, showing “Broken Limbs” — the clip above is a 3-plus-minute intro to the movie — focusing on the much-changed apple industry in the Wenatchee area, 7 pm.

ORGANIC PRODUCE FOR DELRIDGE? Tonight’s the next Delridge Produce Co-op organizing meeting, Pearls on Delridge, 6:30 pm.