Map showing Excessive Heat Warnings beginning 9 July 2021 for the entire Sacramento Valley, northern San Joaquin Valley, the foothills, and mountains up to ~ 6,000 ft. The hottest days are Saturday and Sunday, with many Valley communities approaching or exceeding 110°F, locally 115°F. Graphic: NWS Sacramento / Twitter

Third heatwave in 2021 building across Western U.S. – “Confidence is very high for a dangerous heatwave to persist through Monday and maybe into Tuesday”

By Matthew Cappucci 8 July 2021 (The Washington Post) – Last week, a “thousand-year” heatwave baked the Pacific Northwest and adjacent British Columbia with widespread highs topping 100 degrees, resulting in a death toll in the hundreds. Lytton, Canada, climbed to 121 degrees and established new national records three days in a row before the town burned […]

An aerial view shows low water levels at Lake Oroville, which is the second largest reservoir in California and according to daily reports of the state's Department of Water Resources has declined to near 35 percent capacity due to record drought and heat, near Oroville, California, 16 June 2021. Photo: Aude Guerrucci / REUTERS

California calls for power conservation as new 2021 heatwave looms

8 July 2021 (Reuters) – California’s power grid operator on Thursday issued a “flex” alert for Friday, asking consumers to conserve energy from 4 p.m. to 9 p.m. as high demand driven by extreme heat could trigger a capacity shortfall on the state’s electric grid. If the grid is still unable to meet power needs […]

Map showing the 30-year summer temperature increases for the continental United States, 1991-2020. Data: Provided by Atmospheric and Environmental Research/Verisk in July 2021. “The ridiculous temperatures in the Pacific Northwest may on one hand be considered a black swan (ultra-rare) event, but on the other hand are totally consistent with multi-decadal trends,” says meteorologist Judah Cohen. Graphic: Judah Cohen / Atmospheric and Environmental Research / Verisk / AP

Summer swelter trend: U.S. West gets hotter days, East hot nights – “Hotter summers for the broader region are here to stay”

By Seth Borenstein 4 July 2021 (AP) – As outlandish as the killer heatwave that struck the Pacific Northwest was, it fits into a decades-long pattern of uneven summer warming across the United States. The West is getting roasted by hotter summer days while the East Coast is getting swamped by hotter and stickier summer […]

Satellite view of Lake Mead in 2000 and 2020. The United States' largest reservoir is draining rapidly. Plagued by extreme, climate change-fueled drought and increasing demand for water, Lake Mead on 16 June 2021 registered its lowest level on record since the reservoir was filled in the 1930s. Photo: LANDSAT / Copernicus / Google Earth

The American West is drying out – Lake Mead, largest reservoir in U.S., drops to lowest level on record since it was filled in the 1930s

By Zachary B. Wolf 20 June 2021 (CNN) – The incredible pictures of a depleted Lake Mead, on the Nevada-Arizona border, illustrate the effects of drought brought on by climate change. Later this year, the US government will almost certainly declare the first-ever water shortage along the Colorado River. Maps show more than a quarter of the US […]

A home destroyed in the 2020 North Complex Fire sits above Lake Oroville on 23 May 2021, in Oroville, California. At the time of this photo, drought had reduced the reservoir to 39 percent of capacity and 46 percent of its historical average. Photo: Noah Berger / AP Photo

Drought saps California reservoirs as hot, dry summer looms – “It makes me feel like our planet is literally drying up,”

By Adam Beam 17 June 2021 OROVILLE, Califorina (AP) – Each year Lake Oroville helps water a quarter of the nation’s crops, sustain endangered salmon beneath its massive earthen dam and anchor the tourism economy of a Northern California county that must rebuild seemingly every year after unrelenting wildfires. But the mighty lake — a […]

Anti‐Asian hate crime incidents reported to police in select U.S. cities, 2019‐2020. Graphic: CSUSB Center for the Study of Hate and Extremism

Anti-Asian hate crimes increased by nearly 150 percent in 2020, mostly in N.Y. and L.A. – “What Trump did is that he weaponized it”

By Kimmy Yam 9 March 2021 (NBC News) – An analysis of police department statistics has revealed that the United States experienced a significant hike in anti-Asian hate crimes last year across major cities. The analysis released by the Center for the Study of Hate and Extremism at California State University, San Bernardino, this month examined hate […]

Western Monarch butterfly abundance at 149 overwintering sites in California, 2017-2021. These critically low numbers follow two years with fewer than 30,000 butterflies—the previous record lows, indicating that the western monarch butterfly migration is nearing collapse. Sites were visited during both the Thanksgiving and New Year’s Counts during the 2020–2021 count season. Graphic: Xerces Society

Western Monarch butterfly population closer to extinction – No Endangered Species Act protection in sight – “In only a few decades, a migration of millions has been reduced to less than two thousand butterflies”

PORTLAND, Oregon, 19 January 2021 – The Xerces Society today announced that only 1,914 monarch butterflies were recorded overwintering on the California coast this year. This critically low number follows two years with fewer than 30,000 butterflies—the previous record lows—indicating that the western monarch butterfly migration is nearing collapse. The final results from the 24th annual Western […]

Construction crews work on a section of Highway 1 which collapsed into the Pacific Ocean near Big Sur, California on 31 January 2021. Heavy rains caused debris flows of trees, boulders, and mud that washed out a 150-foot section of the road. Photo: Josh Edelson / AFP / Getty Images

Floods after wildfires are washing California’s Pacific Coast Highway into the ocean – “It was great while it lasted”

By Joel Shannon and Doyle Rice 2 March 2021 (USA TODAY) – Soaring mountains on one side of the road and the Pacific Ocean on the other: It was 1956 and Gary Griggs was experiencing California State Route 1 for the first time. He was a child, but in the following decades he would drive […]

Observed sea-level rise in Rockport, Texas, 1969-2020 and projected to 2050. Rockport has the second-highest annual rise rate (7.1 mm/year in 2020), and the highest projected sea-level rise for 2050 at 0.82 meters (2.69 ft) above mean sea level in 1992. Graphic: VIMS

U.S. sea-level report cards: 2020 again trends toward acceleration – Water levels at 26 of 32 stations rose at higher rate than in 2019

By David Malmquist 24 January 2021 (VIMS) – Sea level “report cards” issued annually by researchers at William & Mary’s Virginia Institute of Marine Science add further evidence of an accelerating rate of sea-level rise during 2020 at nearly all tidal stations along the U.S. coastline. The team’s web-based report cards project sea level to […]

U.S. life expectancy at birth by sex, 2000-2020. In the first half of 2020, life expectancy at birth for the total U.S. population was 77.8 years, declining by 1.0 year from 78.8 in 2019 (6). Life expectancy at birth for males was 75.1 years in the first half of 2020, representing a decline of 1.2 years from 76.3 years in 2019. For females, life expectancy declined to 80.5 years, decreasing 0.9 year from 81.4 years in 2019. The difference in life expectancy between the sexes was 5.4 years in the first half of 2020, increasing from 5.1 in 2019. Between 2000 and 2010, the difference in life expectancy between the sexes narrowed from 5.2 years to its lowest level of 4.8 years and then gradually increasing to 5.1 years in 2019. Graphic: NCHS

U.S. life expectancy drops by a full year due to COVID-19 and fentanyl overdose deaths – Toll on minority communities is significantly more deadly – “We haven’t seen a decline of this magnitude in decades”

By Sabrina Tavernise and Abby Goodnough 18 February 2021 (The New York Times) – Life expectancy in the United States fell by a full year in the first six months of 2020, the federal government reported on Thursday, the largest drop since World War II and a grim measure of the deadly consequences of the coronavirus […]

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