Polar bears, ring-tailed lemurs and Jimi Hendrix

Last week brought just three new articles, because the year is still creaking to a slow start. But these are three good, important articles, all for Scientific American:

Polar Bear Conservation Plan Calls Climate Change "the Primary Threat" to Their Survival

Meet the Endangered Plant Named after Rock Legend Jimi Hendrix

Ring-Tailed Lemur Populations Have Crashed by 95 Percent

More next week!