Rather than focusing on "industry," which is responsible for 91 percent of greenhouse gas emissions, the US Department of Energy is focusing on the waste caused by carving jack-o-lanterns.
This particular pumpkin was styled in honor of Harambe.
According to English Heritage, Brits celebrating Halloween should return to the older, European tradition of carving ghoulish faces into turnips, after wet August weather led to a reduced supply of the squash.
Also this week: A concerned mother freaked out because she thought her son's pumpkin carving kit might be dangerous.
From the Surveillance Gourd to the Daft Punkin (no typo), these carvings will bring out your inner geek.