Carbon countdown clock: how much of the world's carbon budget have we spent?

The clock marks how long it will take, if the rate of greenhouse gas emissions stays the same, before 2 degrees celsius of warming is likely. The 2015 Paris climate accord seeks to keep warming well below 2 degrees above pre-industrial levels, to prevent the worst effects of climate change.

Here's how The Guardian built the clock. Here's more on Pennsylvania's response to climate change.

HEADLINES


US Steel's Clairton Coke Works.

A Range Resources well site in Washington County in 2018.
Updated: January 13, 2020 | 9:08 pm

DEP orders Range Resources to clean up its act on well that had garnered a then-record $8.9 million fine

DEP quietly withdrew the fine for faulty drilling after the company promised to fix the problems.
By Susan Phillips

A conventional drilling site is prepared in Butler County, Pennsylvania in the winter of 2014.

Wolf says despite GOP compromise, drilling bill still poses too much environmental risk

Republicans are pushing for looser regulations on conventional oil and gas drillers, who generally run small operations and work with relatively shallow wells.
By Katie Meyer

Johnie Perryman, of Clairton blames pollution from U.S. Steel's Clairton Coke Works for a heart condition.

The dredger named the

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The coal plant in Shamokin Dam, Pa., is a local landmark that delivered electricity to this region for more than six decades. It closed in 2014. Next to it, a brand new natural gas power plant is under construction. The Sunbury Pipeline will feed Marcellus Shale gas into that plant.

Study: Replacing coal plants with natural gas cut pollution, saved lives

Fracking pollution not included in study; could lessen health benefits, author says
By Reid Frazier

Rush-hour traffic heads west, right, and east, left, along the Schuylkill Expressway Wednesday, April 10, 2019 in Philadelphia.

Public input sought for potential region-wide transportation emissions cap-and-invest program

Pennsylvania may soon join a regional program meant to limit greenhouse gas emissions and increase investments in green transportation.

By Kathleen Davis/WESA

Exelon Corporation Three Mile Island nuclear generating station Unit 1 cooling towers in Londonderry Township, Dauphin County. 
May 22, 2017.

Three Mile Island wants to end siren tests, radiation monitoring as part of reduced emergency planning role

If the request is granted, the 10-mile evacuation zone surrounding TMI would cease to exist.
By David Wenner/PennLive

The Svínafellsjökull glacier in Iceland. Glacial retreat is among the most visible impacts of climate change. Since the early 20th century, with few exceptions, glaciers around the world have been retreating at unprecedented rates.

U.S. Steel's Clairton Plant, the largest coke works in North America, in Clairton, Pa.
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