The Plague: Could It Happen Again? Plague ravaged Europe for nearly 500 years, brought about by climate change and the expansion of global travel. Given the extent of globalization today and the fact that the climate is changing, health officials and the public wonder if there is a risk of history repeating itself. Megan Sever
Geologists Weigh in on Diet and Disease Geoscientists are contributing to medical research, using the integrative systems-based approaches pervasive in earth science. One such approach applies stable isotope geochemistry to questions of blood sugar regulation within the human body. Hope Jahren
On the Path of Bird Flu To try to track the spread of avian flu and avoid a pandemic like the flu of 1918, geoscientists are using satellites and other new techniques to track the global migration of birds. Kathryn Hansen
Available exclusively in print... Volcanic eruptions spark dirty thunderstorms A new eye on hurricanes Supreme Court rules in landmark climate case Alabamans await new gas Mineral Resource of the Month: Phosphate Rock
GEOLOGIC HISTORY May 10, 1978: Hurricanes named after men too Print Exclusive
TRENDS & INNOVATIONS Geothermal Energy Still Hot Print Exclusive Although geothermal energy is the latest victim in the federal budget squeeze, proponents want to remind everyone that the resource is still there, just needing to be developed — and the energy potential is significant. Carolyn Gramling
EDUCATION & OUTREACH Engineering a Lunar Challenge In April, high school and college students from around the world descended on Huntsville, Ala., to participate in NASA’s annual Great Moonbuggy Race. Cassandra Willyard
viewsA COMMENT ON ... Volcanoes in a Changing Global Climate Volcanologists need to stay involved in discussions about climate change, as volcanic eruptions can certainly impact the climate and people around them. Jessica F. Larsen
GEOLOGIC COLUMN The Beginning of the Trek People who live near the Appalachian Trail often take it for granted — they can jump on anytime and hike for as long or short a trek as they’d like. For those who live near the trailhead, however, getting on the trail is a journey in itself. Lisa Rossbacher
coverON THE COVER
Bones of monks and plague victims in chapel cellar of Ossuary in Sedlec cloister. Researchers are now linking climate change to plague outbreaks both in the past and possibly in the future. Read more in this issue. Photo is copyright of Martin Moos/Lonely Planet Images.