Earth day is an annual event on April 22, which was first celebrated in 1970. The idea came from Gaylord Nelson, then a U.S. Senator from Wisconsin, after witnessing the 1969 oil spill in Santa Barbara, CA. He was inspired by the anti-war movement and realized he could include air and water pollution issues into the national political
Seventy-one percent of the Earth’s surface is covered in water that is constantly in motion. The total amount of water in the world never really changes, it just takes on new forms and moves to new places, from sky to sea to ground. This process is called the water cycle, and it is the reason
The California Butterfly Ray (Gymnura marmorata) is a member of the Gymnuridae family which translates to naked tail. This species has a range of southern California down to the tip of Gulf of California. They have been found as far south as northern Peru but it is debated whether it is a subspecies that reside
While most animals found on the sandy bottom areas around CIMI spend most of their time trying to blend in with the sand, the Navanax (Navanax inermis) sticks out like a clown at a camouflage convention. Some head shield slugs like the Navanax and their colorful relatives Nudibranchs have opted out from hiding and instead
Spring is the season of new growth and blossoming life. Visiting CIMI during the spring feels dreamlike as you walk through the trails flecked with wildflowers of all shapes and sizes. Catalina Island is home to over 400 native plant species, and 200 non-native plant species. There are even 7 endemic plant species only found
Many animals naturally float at the surface and have to force their way down below the surface. Fish however, have a very convenient adaptation. Two ways to animals in the ocean control their buoyancy, or the upward force exerted by a fluid, are with a swim bladder and an oily liver. Osteichthyes (bony fish) use
We may not teach a course on geometry at CIMI, but that doesn’t mean we can’t appreciate the importance of pi (π). Pi is a mathematical constant that represents the ratio of a circle’s circumference to its diameter. Ancient Egyptians and Babylonians were the first to approximate the number, calculating it to within one percent
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