The Red List

The International Union for Conservation of Nature and Natural Resources (IUCN) is a highly funded organization that was created in 1948 for the purpose of “evaluating the conservation status of plant and animal species” and to open dialogue between...

Counting Trees in San Diego

Recently, while scanning the news in the San Diego Union Tribune, I came across this article about “Taking Inventory of County’s Trees”.  The article describes Robin Rivet’s  “ambitious effort to map every urban tree in San Diego...