A couple of upcoming Sip & Science events for Earth and Ocean Month take on complex issues.

Gary Piazzon will describe the machine learning revolution unfolding before us and what the consequences may be for vital resources.

Gather at Beaver Tales Coffee at 1 p.m. on Thursday, April 24 to learn about Chatbots, Artificial General Intelligence, the differences between generative and predictive AI, their potential and limitations, as well as the chances for these machines to achieve consciousness and their current and anticipated environmental impacts.

Contact Piazzon at 360-720-3331 so he can expect you. Beaver Tales Coffee is located on the Coupeville Wharf, 26 Front Street.

Then learn about sustainable investing from Thomas Nowak, who will give a brief presentation followed by questions and answers at 1 p.m. on Sunday, April 27. This event also takes place at Beavers Tales Coffee.

Nowak, CFP, is a local financial adviser. He changed careers after 30 years as a scientist. He is a member of the Forum for Sustainable and Responsible Investment and the author of two books, “Low Fee Socially Responsible Investing” and “Low Fee Vegan Investing.” He is a member of the Greening Congregations Collaborative of Whidbey Island.

Fore more info, go to whidbeyearthday.org.