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    Follow CNN
    • Bill Weir
      Chief Climate Correspondent

      Bill Weir is a CNN anchor, Chief Climate Correspondent and was the host and executive producer of the acclaimed CNN Original Series "The Wonder List with Bill Weir."

      Full Bio


    CLEAN.00_01_36_15.Still021

    The climate crisis is taking these farmers' most valuable resource

    ppe ocean waste weir pkg

    Discarded PPE filling up landfills and oceans

    Powerful chemicals could be killing Florida's wildlife and supercharging red tide

    tampa red tide flood weir pkg vpx_00001013.png

    Wastewater dumped in Tampa Bay could lead to toxic algae blooms

    This aerial photo taken from an airplane shows a reservoir near the old Piney Point phosphate mine, Saturday, April 3, 2021 in Bradenton, Fla. Florida Gov. Ron DeSantis declared a state of emergency Saturday after a significant leak at a large pond of wastewater threatened to flood roads and burst a system that stores polluted waters. The pond where the leak was discovered is at the old Piney Point phosphate mine, sitting in a stack of phosphogypsum, a waste product from manufacturing fertilizer that is radioactive. (Tiffany Tompkins/The Bradenton Herald via AP)

    Toxic Florida wastewater pool threatening to leak into aquifer

    A section of pipe is lifted as Enbridge replaces its Line 3 in Minnesota.

    New oil pipeline battle fires up in the woods of Minnesota

    Bill Weir Lake Michigan 03262021

    Study: Winter is 'vanishing' from Lake Michigan

    Weir NASA Report_00001930.png

    NASA and NOAA on Earth's hottest 7-year stretch in recorded history

    Pipe is laid for Line 3 through the northern Minnesota forests.

    As spring thaws the Minnesota ice, a new pipeline battle fires up

    Signs of old and new power -- a pumpjack sits among wind turbines outside of Odessa, Texas.

    An invisible, odorless gas is pitting Texas against the Biden administration

    These are the people tracking high levels of methane in Texas

    The next Keystone XL fight is here in Minnesota

    His friends may not agree with the politics of Tim Delaney, left, but they're still happy to break bread with him.