• President Barack Obama meets with President Francois Hollande of France in the Oval Office of the White House in Washington, Tuesday, Nov. 24, 2015. Hollande's visit to Washington is part of a diplomatic offensive to get the international community to bolster the campaign against the Islamic State militants. (AP Photo/Andrew Harnik)

    After Paris attacks, increased resolve for UN climate talks

    PARIS (AP) — Still gripped by shock and grief, Paris will play host to a long-awaited U.N. climate conference under tragic circumstances that none could have foreseen.

  • This Aug. 12, 2012, photo, taken at a research farm at the University of Nevada, Reno, and provided by the university, shows curly cup gumweed, a sticky cousin of the sunflower that is the target of research into efforts to use it to produce biofuels. UNR environmental sciences professor Glenn Miller and a team of scientists are in the second year of a four-year project funded by a $500,000 grant from the USDA. (Whip Villarreal/University of Nevada, Reno via AP)

    Nevada researchers trying to turn roadside weed into biofuel

    RENO, Nev. (AP) — Three decades ago, a University of Nevada researcher who obtained one of the first U.S. Energy Department grants to study the potential to turn plants into biofuels became convinced that a roadside weed — curly top gumweed — was growing along the road to the future.