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Archive for the ‘economics’ category: Page 52

Aug 4, 2022

TOP 5 Longevity Startups. Who Will Make Us Immortal?

Posted by in categories: economics, education, life extension

I don’t buy the Jeanne Calment story.


How can we live longer and be healthier? These startups are trying to extend our lives.
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Aug 3, 2022

Net zero carbon in the concrete industry will require not just changes in manufacturing standards

Posted by in categories: economics, energy, sustainability, transportation

The concrete industry is just one of many looking at new manufacturing methods to reduce its carbon footprint. These efforts are essential to fulfilling the Paris Agreement, which asks each of its signees to achieve a net-zero carbon economy by 2050. However, a new study from researchers in Japan and Belgium and focusing exclusively on Japan concludes that improved manufacturing technologies will only get the industry within 80% of its goal. Using a dynamic material flows analysis model, the study claim that the other 20% will have to come from changes in how concrete is consumed and managed, putting expectations on the buyer as well as the seller.

Electric cars, fluorescent lights, water-saving shower heads, these are all examples of efforts to lower our . However, the are made from the supply side, with companies developing new technologies that reduce the amount of energy consumed for the same amount of use. Notably, they put little demand on the user, who can use the product no differently than before.

The same holds true for concrete, the most consumed human-made material in the world. Many studies have shown the potential for making the concrete industry more energy efficient through esoteric efforts like “clinker-to-cement ratio reduction,” “cement substitution with alternative binders,” and “ capture and utilization.” The problem, explains Dr. Takuma Watari, a researcher at the Japan National Institute for Environmental Studies and lead of the new study, is that supply-side efforts are not enough if nations are serious about achieving net-zero carbon emissions.

Aug 3, 2022

Small Modular Nuclear Quickly Becoming a Reality in the Quest for Net Zero

Posted by in categories: economics, nuclear energy

Nuclear power’s revival is being led by small modular reactor technology.


Small Modular Reactors or SMRs may revive the nuclear fission reactor industry around the world. These nuclear power plants are a fraction of the size of existing facilities. They take less time to build and have safety features that make a Fukushima or Chornobyl-like event next to impossible.

As the world pivots from burning fossil fuels to generating electricity and heat, SMRs may have a role to play to get the global economy to carbon neutrality or what is referred to as the net zero 2050 target date.

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Aug 3, 2022

World’s first wind turbine with recyclable blades is up and spinning

Posted by in categories: economics, sustainability

Separating the resin, fiberglass, and wood, among others, is achieved through using a mild acid solution. The materials can then go into the circular economy, creating new products like suitcases or flat-screen casings without the need to call on more raw resources.

The RecyclableBlade technology was developed in Aalborg, Denmark, and the blades were manufactured in Hull in the UK (pictured above). The nacelles were produced and installed in Cuxhaven, Germany. Siemens Gamesa has a plan to make all of its wind turbine blades fully recyclable by 2030 and all of its wind turbines fully recyclable by 2040.

Aug 3, 2022

Why Quantum Money Could Replace Blockchain-Based Cryptocurrencies

Posted by in categories: blockchains, cryptocurrencies, economics, energy, quantum physics

A new type of quantum money could make energy-sapping blockchains obsolete, say researchers.

Aug 3, 2022

Red mud is piling up. Can scientists figure out what to do with it?

Posted by in categories: chemistry, economics, food, sustainability

Practical and glamorous, aluminium is prized for making products from kitchen foil and beverage cans to Tesla Roadsters and aircraft. But the silvery metal—abundant, cheap, lightweight, and corrosion resistant—has a dark side: red mud. This brownish red slurry, a caustic mishmash of metal-and silicon-rich oxides, often with a dash of radioactive and rare earth elements, is what’s left after aluminum is extracted from ore. And it is piling up. Globally, some 3 billion tons of red mud are now stored in massive waste ponds or dried mounds, making it one of the most abundant industrial wastes on the planet. Aluminum plants generate an additional 150 million tons each year.

Red mud has become trouble looking for a place to happen. In 2010, an earthen dam at one waste pond in Hungary gave way, unleashing a 2-meter-high wall of red mud that buried the town of Ajka, killing 10 people and giving 150 severe chemical burns. (See more on the dangers posed by waste dams.) Even when red mud remains contained, its extreme alkalinity can leach out, poison groundwater, and contaminate nearby rivers and ecosystems. Such liabilities, as well as growing regulatory pressure on industry to develop sustainable practices, have catalyzed global efforts to find ways to recycle and reuse red mud. Some researchers are developing ways to extract the valuable rare earth metals, whereas others turn the mud into cement or bricks.

“There is hope here,” says Yiannis Pontikes, a mechanical engineer at KU Leuven. But economic and marketing hurdles remain, and “the clock is ticking” as regulators consider new controls, says Efthymios Balomenos, a metallurgical engineer at the National Technical University of Athens. “At some point we will not be able to produce waste. So, there is an urgent need to make changes.”

Aug 2, 2022

Chipmaking giant TSMC ‘non-operable’ if China invades Taiwan

Posted by in category: economics

TAIPEI (Taiwan News) — Taiwan Semiconductor Manufacturing Company (TSMC) Chairman Mark Liu (劉德音) has warned that the economies on both sides of the Taiwan Strait will plunge into turmoil should China invade Taiwan.

CNN on Monday (Aug. 1) published footage of a video interview with Liu, titled “Can China afford to attack Taiwan?” in which Liu noted chipmaking will no longer be “the most important thing we should be worried about” if Beijing were to attack Taiwan.

Still,“Nobody can control TSMC by force,” Liu said, when asked about the company’s perceived reputation as a “shield” given its significance. TSMC factories will be rendered “non-operable” in the event of a Chinese attack because the sophisticated manufacturing facilities depend on real-time connections with the outside world, with Europe, U.S., and Japan, he reckoned.

Aug 1, 2022

Better parks, cleaner rivers: How Pa. will spend a ‘generational’ $765 million for conservation and environmental programs

Posted by in categories: biotech/medical, economics, food, sustainability

Under the state budget passed last week, Pennsylvania’s conservation programs will receive a one-time, pandemic-related federal booster shot of $765 million for state parks, forests, streams, open space, farms, and home energy efficiency — an amount one environmental advocate called “generational.”

The funding means three new state parks, one possibly in the Philadelphia region, as well as a new ATV park, though locations haven’t been announced. The money, which is in addition to regular yearly budget funding, comes from the American Rescue Plan Act (ARPA), a $1.9 trillion federal economic stimulus bill signed by President Joe Biden last year as part of COVID-19 relief.

The ARPA funds, combined with an additional $56 million from the state’s Oil and Gas Lease Fund, and a $12 billion state surplus, mean that agencies routinely faced with declining or stagnant spending plans are suddenly getting a big lift.

Jul 29, 2022

Economic losses from weather-related events, 1970–2060

Posted by in categories: climatology, economics

This graph shows the worldwide economic losses from weather-related events, from 1970 through to the present day, with a future trend projected out to 2060.

The data here is from Swiss Re, the world’s largest reinsurer, and is adjusted for inflation at 2021 prices. It excludes non-weather disasters, such as earthquakes, tsunamis, and volcanic eruptions.

A significant gap exists between the total economic damages and the losses protected by insurance. For example, the worldwide figure for weather-related disasters in 2021 amounted to $233.27 billion, of which insurance covered “only” $101.12 billion.

Jul 27, 2022

China plans to build world’s largest water canal from Three Gorges Dam to Shanghai

Posted by in categories: economics, food

To boost economic activity and food output, China’s ambitious project takes off and might take a decade or more to be completed.

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