A makeshift garden planted at the heart of Occupy Oakland. The sign reads, "Food security not hedge funds." | Credit: Twilight Greenaway

A good portion of Oakland was closed to traffic all day on Wednesday.

A food activist holds a protest sign. | Credit: Twilight Greenaway

The food justice teach-in. | Credit: Twilight Greenaway

Paul Towers of Pesticide Action Network shows off his sign, which depicts the six major pesticide companies. | Credit: Twilight Greenaway

Students and recent students were out in full force. | Credit: Twilight Greenaway

Another environmental message. | Credit: Twilight Greenaway

Twilight Greenaway | Credit: Twilight Greenaway

Antonio Roman-Alcalá holds a sign that reads, "Fair food now!" | Credit: Twilight Greenaway

A woman on stilts wielding a giant wrench. Her sign reads: "Occupy your daily choices." | Credit: Twilight Greenaway

Protesters march and occupy shipping containers. | Credit: Twilight Greenaway

Protesters on a shipping structure. | Credit: Twilight Greenaway

This woman's sign appeared to give her a lot of opportunity to explain wage stagnation and taxation. | Credit: Twilight Greenaway

Activists blocking one of the port entrances. | Credit: Twilight Greenaway