Travel mug at starbucks. (as a bonus, it saves 10 cents!) I also buy the coffee we drink at home from a local roastery who uses only organic, fair trade beans.
We became a one car family! Bought a beautiful and environmentally friendly 2010 Honda Fit, which is on the top 10 list of "green" cars for last year. I cannot tell you how much I *love* this car! What a blessing. :)
I've made better use of one of my favorite posessions: my set of baggu's. :) I've finally gotten in the habit of grabbing them on my way out the door, and I keep one in my glove box for random stops at the store. I sometimes even use them at Target. (They give you 10 cents off also!)
Cloth diapering...round 2...complete with homemade wipes. :)
I've switched most of the lotions/cleansers we use on our skin. I try to avoid sulfates and petroleum in particular. I am impressed with Avalons skin products...my skin has never looked happier. :) Body soap is bought from a local soap lady, and I make my own scrub.
http://www.etsy.com/shop/Karmalades?ref=pr_shop_more) for tougher jobs. They smell fabulous and work great!
Lastly, I've been striving to buy local, in season produce, and to cook/bake almost everything from scratch. This has been tricky in my tiny kitchen, but I've enjoyed the challenge. :) This has been better for our bodies, and better for the world since we aren't using fuel to transport our food from across the country.
Happy earth day!