Watch the African Colony penguins maintain their shelters and dive in the water, and enjoy feeding shows every day at 11 am and 3:30 pm. During the shows, visitors may watch and ask questions as one the Academy's aquatic biologists dons a wet suit, takes temperature measurements, and then tosses vitamin-stuffed herring and capelin to the penguins. Each feeding takes 20 minutes. For more information and admission fees, please visit California Academy of Sciences in San Francisco.

For ages 3 - 5 plus parents/caregivers. Bury your hands in sheep wool, throw corn to the chickens, and more! Be prepared to get dirty! Offered rain or shine. Space limited - register early! The rate for 1 child and 1 adult is $60. For more information and registration, please visit Hidden Villa.

Come play with your food and create an edible masterpiece or get things cooking with our solar oven. Learn the importance of compost and the role of "decomposers". Find out what the Coyote Point Museum's animals eat with live presentations. Share what you are thankful for by adding a leaf to our "Thankful Tree".

Toddler Tuesday is a unique hands-on, environmental education-themed, early childhood program. On the 2nd and 4th Tuesday of every month (except where noted,) Coyote Point Museum hosts this activity for children ages 2-5 and their caregivers. Toddler crafts, exploration activities, and live animal presentations are part of this program. Each month has a different theme. Suggested donation is $5/child. For more information, please visit Coyote Point Museum.

Focus on some different birds this Thanksgiving. Meet Makana, the Laysan albatross, and other feathered friends at the aquarium. Find out how the aquarium cares for different birds with different habits and needs. Maybe you can even get an up close and personal look at them. Also, don't miss a special appearance the resident penguins, who are behind-the-scenes until the Splash Zone reopens with a big splash in March 2008. Program is free with admission. For more information and admission fees, please visit Monterey Bay Aquarium.

An ongoing holiday event at the Zoo features crafts, entertainment, and an ice skating rink. Oh, and of course ... reindeer! This is the only opportunity in the Bay Area to see real live reindeer. The adult reindeer, in their red holiday harnesses and velvet-like antlers, are housed at the holiday-themed Reindeer Romp Village located on the north side of the Zoo. Visit San Francisco Zoo.

An evening of stargazing at the Botanical Garden. Pegasus the Flying Horse and Andromeda the Princess are taking center stage from the Summer Triangle. Meet 15 minutes before tour at the Main Gate. Space is limited; advance reservations are recommended. Ages 6 and up. $15 per person, $20 for family of 4. Please call 415-661-1316 x 354 or visit San Francisco Botanical Garden for more information.

This workshop covers backyard composting, worm composting and organic gardening techniques unless otherwise specified. Workshops are taught by a certified master composter/organic gardener. The workshops are free and no reservation is required. For more information and other workshop locations, please visit Recycle Works.

Have you wanted to do a better job of reducing your waste, but just are not always sure how, or where to take something if it needs to be recycled? Come to this class/discussion group to learn ideas for shrinking your waste footprint, and discover resources you may not have known about. Facilitated by Jane Rothstein, HIP Coordinator of Environmental Health Education. Please register by 11/5/07. Cost is $15. Please visit Health Improvement Program for more information or call 650-498-4744.

Join Cecile Andrews, author of Slow Is Beautiful: New Visions of Community, Leisure and Joie de Vivre, in a discussion about enjoying the holidays without overextending your wallet, your carbon footprint, or your sanity. Find out about Global Exchange's fair trade gifts and the November 18th "Buy Local Day." Small snacks provided. Free event but donations are welcomed. For more information, please visit Acterra or call 650-962-9876 x306.

The presence of the Sudden Oak Death has been confirmed in Los Altos Hills (including Hidden Villa's wilderness area). Join Hidden Villa and Hills 2000 - Friends of the Hills for an informational meeting about this destructive fungus attacking trees in the neighborhood. Local experts including Katie Palmieri, Public Information Officer for the California Oak Mortality Task Force and Cindy Roessler, Resource Managment Specialist with Mid-Pen. Regional Open Space District, will be present. This event is Free, but advance reservations are required. To reserve a space, please call Nancy Couperus at 650-941-4808.

Learn how winterizing your garden will conserve water and ensure less work and vitality for the spring. Topics will include mulching, cover cropping, pest control practices, weeding tips, and a crop selection appropriate for the Bay Area Winter months! Pre-registration is required. Please call 415-731-5627 for registration or visit Garden for the Environment for more information.

Learn the best of the easy-to-grow flowers with staying power and which specific varieties do well in arrangements. Save money and have more joy in growing your own flower bouquets. Purple orach, colorful amaranths, 10 different Alstromerias, purple millet, peonies, and long stemmed roses will be discussed. Common plant foliage will compliment and add wonderful effect. Class will be led by Nancy Garrison, who has 20 years of experience on growing local cut flowers and whose work has been featured in Sunset Magazine. Cost is $25 per person. Please visit Common Ground Palo Alto for more information.

Learn the process of retrofitting a solar water heater on your house. A slideshow presentation and tour of the EcoHouse solar water heater system will be given. Workshop will be lead by Jon Christianson of Sun Light & Power. Cost is $15 per person, sliding scale. For more information, please visit Ecology Center or call 510-548-2220 x242.

FREE tour of the San Jose/Santa Clara Water Pollution Control Plant and the wetlands of the Don Edwards San Francisco Bay National Wildlife Refuge. Learn firsthand how our everyday activities impact the Bay and its wetlands. Space is limited so please RSVP. To register, please complete the tour request form at http://www.sanjoseca.gov/esd and indicate your preferred date and time. For questions, e-mail carolina.camarena@sanjoseca.gov or call (408) 975-2551. NOTE: Tour is available to adults and children over 10 years old.

Come and visit this 3 day event to find out more about living green, healthy and treading lightly on our planet. The festival includes more than 150 speakers, films, how-to workshops, kid-friendly activities and eco-friendly products and services. You will find everything from renewable energy technology to Fair Trade chocolates to furniture made from sustainably-harvest wood. For full festival schedule and admission information, please visit Green Festivals.