On Thursday, I celebrated my 18th birthday as well as the 40th anniversary of the first Earth Day in 1970. My mom took me hiking in the morning since school didn't start until 10:40 (thank you STAR testing!). At lunch, my Environmental Club had an Earth Day party and we ate leftover popcorn and had cookies from the night before when we'd shown the film FLOW to the public--at least 100 students attended (most for extra credit) and the event was a huge success. Thursday evening, my family went out to dinner at our favorite Mexican restaurant and then at 7:00, we all attended a lecture titled "Sustainability: Then and Now." The City Naturalist Eric Nicholas spoke about how sustainbility was a necessary aspect of life for the Ohlone people who once lived in this abundant valley we now call home. (For more information about the event, see this article: Pleasanton Take Steps toward Sustainability .) After the event, we went home for vegan, gluten-free cake and some prese