Maybe because it's spring, season of green, here in the Northern Hemisphere. Or maybe because of climate change or the parlous state of the world's finances -- unless you're a citizen of, say, Saudi Arabia. But the sudden interest in ecoproducts and other greenmatter is pretty astonishing.

Here's an entry that could hardly be more homely. Blogger DLTK lists 101 things to do with an empty cardboard toilet paper roll.

Most of these are kid items, like making bowling pins for a birthday party game. But a few are suitable for a kid-free household that's nonetheless undergoing both greenmindedness and frugality.

For example, pencil cups. Wreaths (using 14-16 rolls per each, which is a lot of TP for a kid-free household. My condolences.)

Or what about holiday-themed napkin rings? Although that raises a perhaps insoluble issue in parts of the world overrun with applicances. Which is more ecologically sound: paper napkins? Or cloth napkins that must be laundered in hot water (and possibly, horrors, dried in a fuel-slurping dryer)?