Carbon Accounting Must Include City Greenery, Researchers Say

Lawns and landscaping provide surprising contributions to Los Angeles Basin's carbon emissions.

Long-Awaited Update Arrives for Radiocarbon Dating

More than 3,500 years ago a catastrophic volcanic eruption struck ancient Thera, known today as the Greek island of Santorini. Ash and pumice rained across the Mediterranean, and tsunami waves rolled onto faraway shores in Crete. In the 1960s archaeologists on Santorini uncovered a Minoan settlement frozen in time, with vibrant wall frescoes decorating multistory houses, all buried by volcanic debris.

Researchers Unlock Secrets of the Past with New International Carbon Dating Standard

The new and improved tool will allow scientists to learn more about ancient civilizations, the past environment and even the history of the sun.

Solar Panels

UArizona Researchers Collaborate with TEP to Meet Reduction Goals

UArizona researchers Andrea Gerlak and Ben McMahan led a project with Tucson Electric Power (TEP) to set science-based greenhouse gas (GHG) reduction targets for their 2020 Integrated Resource Plan (IRP).

Can Planting a Trillion Trees Stop Climate Change? Scientists Say it’s a Lot More Complicated

Compared with cutting fossil fuels, tree planting would play only a small role in combating the climate crisis.