Here are the top environmental links folks are Digging today:

Popular Science: "Nature's Grossest Creatures"

• EcoSalon: "24% of Groceries Get Trashed (and 8 Other Insanities)"

• TG Daily: "MIT research looking for cheaper, more abundant solar cell materials"

• NASA [photo]: "The Belt of Venus over the Valley of the Moon"

• Clean Technica: "Holiday Gift Guide: The 8 Best Green Gadget Gifts"