A massive wildfire burning out of control in California's Mojave National Preserve was spreading rapidly amid erratic winds, while firefighters reported progress against another major blaze to the southwest that prompted evacuations.

The York Fire that erupted Friday near the remote Caruthers Canyon area of the vast wildland preserve crossed the state line into Nevada on Sunday and sent smoke further east into the Las Vegas Valley.

As Denver neared triple-digit temperatures, Ben Gallegos sat shirtless on his porch swatting flies off his legs and spritzing himself with a misting fan to try to get through the heat. Gallegos, like many in the nation's poorest neighborhoods, doesn't have air conditioning.

The 68-year-old covers his windows with mattress foam to insulate against the heat and sleeps in the concrete basement. He knows high temperatures can cause heat stroke and death, and his lung condition makes him more susceptible. But the retired brick layer, who survives on about $1,000 a month largely from Social Security, says air conditioning is out of reach.

Phoenix sizzled through its 31st consecutive day of at least 110 degrees Fahrenheit (43.3 Celsius) and other parts of the country grappled Sunday with record temperatures after a week that saw significant portions of the U.S. population subject to extreme heat.

The National Weather Service said Phoenix climbed to a high of 111 F (43.8 Celsius) before the day was through.

Britain said on Monday it will grant hundreds of new oil and gas licenses in the North Sea in a bid for energy independence, ignoring calls from environmental campaigners and the United Nations to stop the development of new fossil fuel projects.

The plans announced by Prime Minister Rishi Sunak include a pledge to invest 20 billion pounds ($26 billion) in carbon capture and storage projects as Sunak maintained the government's commitment to eliminate net carbon emissions by 2050.

Dangerous heat is forecast to "engulf" much of the eastern half of the United States as extreme temperatures spread from the Midwest into the Northeast and mid-Atlantic where some residents will see their hottest temperatures of the year, according to the National Weather Service.

Althouth much of the country does not cool much on normal summer nights, night temperatures are forecast to stay hotter than usual, prompting excessive heat warnings from the Plains to the East Coast.

With millions of Americans facing broiling heat across the Southwest, President Joe Biden on Thursday plans to announce new steps to protect workers, improve weather forecasts and make drinking water more accessible, the White House says.

He'll be joined by the leaders of the Federal Emergency Management Agency and the National Oceanic and Atmospheric Administration.

The coastal Chinese city of Shantou on Thursday joined parts of Taiwan in shutting down schools and offices as Typhoon Doksuri brings heavy wind and rain to the Taiwan Strait and surrounding areas.

Doksuri weakened further on Thursday, with sustained winds of 155 kph (96 mph) and gusts of up to 190 kph (118 mph), according to Taiwan's Central Weather Bureau. The typhoon's center will not hit Taiwan's mainland, but its outlying bands will still bring stronger winds and rains Thursday afternoon.

Wildfires reached the outskirts of Athens on Thursday as strong gusts of wind caused flare-ups around Greece, disrupting highway traffic and rail services.

The fires have raged across parts of the country during three successive Mediterranean heat waves over two weeks, leaving five people dead, including two firefighting pilots, and triggering a huge evacuation of tourists over the weekend on the island of Rhodes.

Another seven heat-associated deaths were confirmed over the last week in America's hottest big metro, health officials reported Wednesday, amid a blistering heat wave with daytime highs over 110 F (43.3 C) and overnight lows not dropping below 90 F (32.2 C).

Maricopa County, the most populous county in Arizona and home to Phoenix, reported that its health department has confirmed 25 heat-associated deaths this year as of Saturday since the first one was recorded in April, with 249 more under investigation.

Typhoon Doksuri blew ashore in a cluster of islands and lashed northern Philippine provinces with ferocious wind and rain Wednesday, leaving at least two people dead and displacing thousands of others as it blew roofs off rural houses, flooded low-lying villages and toppled trees, officials said.

The typhoon slammed into Fuga Island before dawn and later hit another island in Cagayan province, where nearly 16,000 people were evacuated from high-risk coastal villages and schools and workplaces were shut down as a precaution as Doksuri approached.