Sustainability

Sustainability — UN seeks to streamline air pollution tracking

Pollution rises from a chemical plant in Germany, Monday, Nov. 7, 2022.

The United Nations is putting forward a plan aimed at streamlining how countries monitor harmful air pollutants, the group’s weather agency announced Wednesday.

This initiative would establish a network of ground-based measurement stations that can verify air quality data, according to the World Meteorological Organization (WMO).

The network, which would confirm alarming findings flagged by satellites or airplanes, could be available within the next five years, the WMO revealed. 

The propagation of such monitoring stations would help fill a critical information gap, according to the WMO.  

“At present, there is no comprehensive, timely international exchange of surface and space-based greenhouse gas observations,” the agency said in a statement.

In addition to monitoring human-generated emissions, the stations would also track what forests and oceans are contributing to the atmosphere, according to Oksana Tarasova, a senior scientific officer at WMO.

“We need this information to support our mitigations, because we have no time to lose,” Tarasova said.  

While many countries already monitor pollutants and maintain datasets on a local level, the planet lacks an “overall steering mechanism” to coordinate such information, the weather agency said.

Greenhouse gases such as carbon dioxide and methane are fueling climate change today, while a variety of trace gases and particles are also jeopardizing air quality for humans, agriculture and ecosystems, the WMO warned.  

“With more precise and more long-term data, we will gain a better understanding of our changing atmosphere,” the agency stated. “We will be able to make more informed decisions and we will understand if the actions we have taken are having the desired effect.” 

Welcome to The Hill’s Sustainability newsletter. We’re Saul Elbein and Sharon Udasin.

Today we’ll look at thousands without power in Texas amid a severe ice storm and then jump to California, which has released its own proposal for Colorado River cuts. Plus: How “clean heating” policies helped reduce air pollution in northern China. 

📧 But first, a programming note: This newsletter will transition to a weekly schedule starting next week, coming out Wednesdays packed with our regular enterprise reporting and all the latest sustainability news from The Hill. Subscribe here or in the box below.

Austin households without power amid ice storm 

Nearly a quarter of Austin, Texas households were without power Wednesday afternoon as a winter storm brought down power lines. 

Iced out: Freezing rain from a winter storm spanning the southern U.S. knocked out power to 166,000 households in Travis County, where Austin is located, according to grid tracking site PowerOutage.us

Point of failure: The point of failure in Wednesday’s outages was the power transmission system, rather than the generation of sufficient electricity. 

Hanging ice pulled down power lines and tree limbs, cutting off power supplies as frozen-over roads impaired the line crews struggling to get the power back on, Austin Energy said in a statement Wednesday afternoon. 

NBA delay: Icy weather in nearby Dallas also stranded the Detroit Pistons in Texas — forcing the postponement of their contest against the Washington Wizards, our colleague Olafimihan Oshin reported. 

A cold wait: Austin Energy, the utility which provides power to most Austin households, said it could take up to 24 hours for power to be fully restored. 

But while the grid’s problems didn’t cause Wednesday’s outage, the power losses came against a broader backdrop of controversy and debate over the grid.  

For more on that debate, please click here.

California unveils its own Colorado River proposal

California has released an alternate proposal for allocating Colorado River usage, after nearby states issued a plan of their own, our colleague Zack Budryk reports.

The proposal, announced late Tuesday night, is rooted in part on 2022 agency commitments that pledged the Golden State to preserving 400,000 more acre-feet of water per year.  

Competing ways to cut: The Golden State’s plans came a day after the six other states in the basin offered a competing proposal, according to The Associated Press. 

Drought jeopardizing power, agriculture: The 1,450-mile Colorado River provides water to 40 million people across seven U.S. states and in Mexico.

Collaborate or face unilateral cuts: Earlier this week, the other six states in the Colorado River basin — Arizona, Colorado, Nevada, New Mexico, Utah and Wyoming — submitted their own proposed alternative.

Representatives of the six states have been negotiating for months about the river, which is over-allocated due to a century-old compact. 

How are the proposals different? California’s plan did not account for water lost to evaporation or during transportation, the AP reported. 

China’s ‘clean heating’ likely saved thousands of lives

The implementation of “clean heating” policies has dramatically improved air quality in northern China — likely preventing about 23,000 premature deaths last year, a new study has found. 

Dramatic decreases: Concentrations of fine particulate matter (PM 2.5) from heating activities dropped by 41.3 percent from 2015 to 2021 in Beijing and 27 other nearby cities, according to the study, published in Environmental Science & Technology. 

What exactly is ‘clean heating?’ This type of heating runs on certain lower-emission fuels as defined by the Chinese government, according to a 2021 study in the Journal of Cleaner Production. 

Some such fuels include natural gas, electricity, geothermal, biomass, solar energy, industrial waste heat, nuclear energy and so-called “clean coal” — coal whose carbon emissions are captured during the burning process. 

Power of policy change: “We showed that heating in northern China was a major source of air pollution,” corresponding author Zongbo Shi, a professor of atmospheric biogeochemistry at the University of Birmingham, said in a statement

Acting on air pollution: Rural areas of China have long burned biomass — with both these resources and coal creating winter haze, according to the study. 

But in the past decade, the Chinese central government began introducing a variety of air pollution intervention programs.  

Preventing premature death: The researchers estimated that clean heating policies helped avoid 23,556 premature deaths in 2021. 

In total, they found that winter heating from 2015 to 2021 accounted for about 2.8 percent and 1.6 percent of premature deaths in northern and mainland China, respectively. 

To see the authors’ recommendations for future action, click here for the full story. 

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Social change too slow to fight climate change: report

Significant social change is needed to halt catastrophic climate change — and society isn’t changing fast enough, a new report has found. 

Keeping global warming below 1.5 degrees Celsius (2.7 degrees Fahrenheit) — a goal established in the Paris Agreement — is implausible for social reasons, not technical ones, according to the Hamburg Climate Outlook. 

The annual publication from Germany’s University of Hamburg, which was published on Wednesday, includes data from over 140 countries. 

Practically impossible: It is time for scientists to focus on “the question of what is not just theoretically possible, but also plausible, that is, can realistically be expected,” Anita Engels, a professor of sociology at University of Hamburg, said in a statement.  

Social factors: The researchers looked at 10 drivers of social change that could cut emissions and hold down global temperatures. 

Tipping points: These social factors were also significantly more important to near-term climate change than are “tipping points” like the collapse of the West Antarctic ice sheet. 

Tipping points “could drastically change the conditions for life on Earth — but they’re largely irrelevant for reaching the Paris Agreement temperature goals,” co-author Jochem Marotzke, of the Max Planck Institute for Meteorology, said in a statement. 

To read why some scientists argue that 1.5 degrees is still a possible — and necessary — goal, please click here

Wildlife Wednesday

Scientists try to stop a human disease from wiping out endangered monkeys, more people are reporting attacks by big predatory mammals and more than three-fourths of insects are not adequately protected.

A vaccine drive for Brazil’s endangered tamarins 

Carnivore attacks on humans appear to be rising 

Protected areas fail to help more than 75 percent of global insects 

Please visit The Hill’s Sustainability section online for more and check out other newsletters here. We’ll see you tomorrow.