Special thanks
to our supporters

  • NewsMatch
  • John S. and James L. Knight Foundation
  • Ida B. Wells
  • Facebook
  • KXCI Community Radio
  • Tucson Police Department
  • Sally Sumner
  • Dennis & Patricia DeConcini
  • Eileen Smith
  • Doug Lantz
  • Larry Deutsch
  • & many more!

We rely on readers like you. Join them & contribute to the Sentinel today!

Hosting provider

Proud member of

Local Independent Online News Publishers Authentically Local Local First Arizona Institute for Nonprofit News
Image of China, first shown on China Digital Times

With floods, droughts, forest fires and extreme storms on the rise, President Barack Obama has been attempting to reassert U.S. leadership in the fight against climate change. So, as negotiators frantically attempt to agree on a new United Nations climate treaty, due to be inked in Paris late next year, how does the rest of the world stack up to the U.S. when it comes to tackling the climate crisis? Read more»

Latin America’s new oil rush may delight the region’s treasury ministers, but the extra greenhouse gases it will unleash will only deepen the world’s climate crisis. Read more»

Janet Franklin, an Arizona State University geography professor, conducts research at a site in California.

Two researchers at Arizona State University are aiming to help officials manage trees based on how different types are affected by climate change. Janet Franklin, a geography professor, and Pep Serra-Diaz, a postdoctoral researcher, are using computer models to study how quickly a tree species and its habitat will be exposed to climate change. That information is used to locate areas with specific elevations and latitudes where trees could survive and repopulate. Read more»

President Barack Obama

In a speech on climate change at Georgetown University, President Barack Obama announced a comprehensive “Climate Action Plan” to reduce U.S. pollution responsible for climate change, better coordinate international efforts to solve the problem of climate change, and provide additional protection from the effects of climate change that have already begun. Read more»

Dr. Stephen Jackson, Director of the U.S. Department of the Interior Southwest Climate Science Center (right) reviews a 7,000 year old specimen containing organic materials, while Doug Beard, Chief of the USGS National Climate Change and Wildlife Science Center (left) observes.

The Southwest Climate Science Center is headed by Dr. Stephen Jackson and is one of eight centers around the country that coordinates research by universities and scientific institutions. Through scientific cooperation they hope to better address climate change. Read more»

Today on Buckmaster — Former Tucson Mayor Bob Walkup, Children's Action Alliance's Penelope Jacks, TREO's Laura Shaw, and University of Arizona climate researcher Zack Guido. Read more»

Coming from all over the world, activists are demanding a greater voice in solving a problem they believe is of the utmost importance - climate change. Read more»