Yes, Earth Day is already passed, but today is World Environment Day, and our t-shirt of the day is a very clever matched pair:
Isn’t that the cutest idea? World Environment Day is a holiday declared by the United Nations to raise worldwide awareness of environmental issues.

Peace Love Earth Fitted Long Sleeve Tee by GreenTeesGifts
Go Green by PeppersPolishMafia
Love Your Mother Earth T-Shirt by Prodem
Heart Tree – I love trees by maylilly
Green Is The New Black by tshirtjournal
Peace, Love and Earth (Earth Day) Shirt by teeboutique
Go Green T-Shirt by smarttaste
Au Vert (Go Green) Vintage Bicycle T-Shirt by TheSpottedOlive