Kayak hatch cover, part 2

The second, larger hatch on my kayak needed a cover as well. This one was going to be more complex because it is oval instead of round. Intuitively that already tells you that the tensions holding the cover onto the lip of the opening will be distributed unequally. As before we start with an old wetsuit.
wetsuit
Trace, measure, cut, measure again, trim a little bit, and sew. Continue reading “Kayak hatch cover, part 2”

Poisoning the Horns

The South African wildlife reserve Sabi Sand just announced that they are implementing a clever new approach to protecting their engangered rhino. They are injecting a poison into the horns of 100 rhino on their reserve. This doesn’t harm the animal but should reduce the demand for the horn, much of which is consumed in powder form as a dietary supplement. The hope is that the poison and the dye that advertises its presence will make consumers shun the horn thus treated. The treated horn will become nearly worthless, and the animal isn’t harmed.

Continue reading “Poisoning the Horns”