Pope Francis urges lawmakers to fight climate change

The pope addressed parliamentarians who were in Rome for a preparatory meeting before the U.N's annual climate conference, which begins in Glasgow, Scotland, on Oct. 31.

Foggy morning offers stunning backdrop to autumn landscape

A photographer captured video of the moment Friday morning’s fog lifted, revealing a New England treeline transitioning into shades of red, orange and yellow.

California oil spill: Mystery lingers around cause of pipeline leak

Key questions remain: Could the line have been hit days before the leak started? What ship is responsible? And if a ship anchor is not the culprit, what else could it be?

Google limits ad revenue on climate change denial content

Google is targeting digital ads promoting false climate change claims or being used to make money from such content in its latest crackdown on misinformation, according to a company blog post.

Austin 3rd most polluted Texas city, says report

The review for the Austin metro determined there were 22 days of elevated levels of ozone and 84 days of elevated levels of small particulate matter.

California oil spill: 4,000-foot section of pipeline split, dragged out of place by up to 105 feet

Officials coordinating the response to the Orange County oil spill say divers have confirmed that a 4,000-foot section of a 17.7-mile pipeline was moved out of place -- by as much as 105 feet -- and a 13-inch "split" in the line was detected.

Drone photographer captures ‘Skittles rainbow of color’ in Utah

A drone captured the spectacular palette of fall colors in the landscape around the Snowbasin Resort in Huntsville on Oct. 2.

OC oil spill: Ship anchored near pipeline made unusual movements

A massive cargo ship made a series of unusual movements while anchored in the closest spot to a Southern California oil pipeline that ruptured and sent crude washing up on beaches, according to data collected by a marine navigation service. 

Investigators board massive cargo ship docked in Oakland in ongoing probe of ruptured pipeline

A U.S. official told the AP on Wednesday that the Rotterdam Express has become a focus of the spill investigation. The official cautioned the ship is only one lead being pursued in the investigation, which is in the early stages.

Pakistan earthquake kills at least 20, injures more than 200

A powerful, 5.9 magnitude earthquake collapsed at least one coal mine and dozens of mud houses in southwest Pakistan.

Ship anchored near oil pipeline made unusual movements

A massive cargo ship made a series of unusual movements while anchored in the closest spot to a Southern California oil pipeline that ruptured and sent crude washing up on beaches, according to data collected by a marine navigation service. 

Ship’s anchor may have caused massive California oil spill, investigators say

A ship’s anchor may have hooked, dragged and torn an underwater pipeline that spilled tens of thousands of gallons of crude oil into the ocean off the Orange County coast, according to federal investigators.

California oil spill: Beaches close as delayed response prompts questions

The Coast Guard says it did not investigate initial reports of an oil spill for nearly 12 hours because it didn’t have enough corroborating evidence and the agency was hindered by darkness and a lack of technology.

PHOTOS: Massive oil spill off California coast shows impact on wildlife, beachside communities

Photos show patches of oil coating the sand, signs warning people to stay off the beach and cleanup contractors in white outfits using skimmers and barriers to try to contain and clean the spill.

Class-action lawsuit filed in Huntington Beach oil spill

The first federal lawsuit linked to the 126,000 gallons of oil that spilled into the ocean off Huntington Beach is a proposed class-action suit that includes claims to recover damages for individuals and businesses damaged by the massive leak. The man who brought forward the lawsuit also alleges he has been, or will be, exposed to toxic oil contaminants.