How are Laguna Honda and Stow Lake related? Find out on a Watersheds of Laguna Honda tour!
I just learned more about why the project to get rid of the preggie test frogs has been failing. Which frogs? The African clawed frogs that live in Golden Gate Park in the Lily Pond. Apparently they were dumped there as a gesture of goodwill.
Back in the 50s rabbits were all the rage for pregnancy tests. A pregnant woman’s urine would cause the rabbit to ovulate. Problem was that you had to kill the rabbit to find the result. Then bufo marine toads and African clawed frogs were found to […]
Here’s my 7-minute storm video, meditative and exploratory rather than my usual strict documentation.
San Francisco was blasted by a few inches of rain in a single day on Thursday, Dec. 11, 2014. It was an ‘atmospheric river’ (AR) blasting at the coast like a fire hose. These “rivers” contain as much water as many Mississippis, wafting through the air about a mile above the sea from the equatorial region beyond Hawai’i.
This one first blasted Canada and then Washington, then Oregon, then us (in essEFF), then Southern California.
I’ve been researching the […]
Research on things few others have dug into can be found in Thinkwalks articles.
Find out about the complex radical ideas that started the SF mural trend. Request a Social Justice Murals tour for your group.
Chance of rain, blasting fog or unseasonably sunny? Learn to predict SF weather!
If you enjoy your Thinkwalk, blog about it!
From 7th Ave. to the Pacific was once windswept open dunes; find out how and why it was transformed on a Golden Gate Park Outside Lands tour.
Yelp reviews for Thinkwalks have been so good, the Yelp filters are about to crash!
Do you know what natural waterways course beneath your feet? Find out on a Water Walking tour!
Check out what Yelp reviewers say about Thinkwalks!