The invasion began with long-range artillery attacks on Kharkiv and missile strikes near Kyiv. Civilians are seeking shelter underground, while others are trying to flee to neighboring countries.

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Refugees are facing long lines at border crossings, like the one in Krakovets, Poland, where traffic has stretched for over 10 kilometers.

At least 10 km long traffic jam at Krakovets border crossing into Poland tonight. All refugees, clamouring to get away from the Russian invasion army. #Ukraine pic.twitter.com/kivGY6yUec

— Øystein Bogen (@oysteinbogen) February 24, 2022

Some Ukrainians are also taking up arms to defend their country.

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Meanwhile, the Baltic states—Lithuania, Latvia, and Estonia—are questioning whether they might be next in line. Russia has warned it may target “sensitive” U.S. assets in response to sanctions, and cyberattacks have already hit Ukrainian banks and government websites. There are fears that natural gas exports to Europe could be disrupted.

Oil prices have surged past $100 per barrel, and European natural gas prices have jumped by 62%. Meanwhile, U.S. stock markets rebounded after a volatile week, with cybersecurity stocks rising sharply. Mortgage rates have dropped to 3.89%.

AT&T and 3G Network Shutdown: AT&T is the first major carrier to shut down its 3G network to make way for 5G. If you still use an older phone, you may no longer be able to call 911, even without a subscription. Check with your provider to see if a software update or new device is needed. Other services like e-readers, car safety systems, home alarms, and medical alert devices may also be affected.

Why can’t carriers support both 3G and 5G? The FCC allocates limited spectrum for cellular networks, so providers must choose which frequencies to use. This makes it difficult to maintain multiple networks simultaneously. Here’s how 5G technology works.

Supply Chain Disruptions: Logistics company Expeditors International was hit by a cyberattack that crippled its systems. While some suspect Russia, a recent report by Cybersecurity firm Intel 471 warned that cybercriminals had been selling access to transportation and logistics companies to stage ransomware attacks that could disrupt global supply chains.

President Biden is pushing to secure a stable supply of critical minerals needed for tech manufacturing. Demand for materials like lithium and graphite is expected to grow by as much as 4,000% over the next few decades.

Climate Update: The U.S. has made progress toward climate goals, surpassing Obama-era targets for reducing greenhouse gas emissions. Emissions were 21.5% lower in 2020 than in 2005. However, wildfire risks are increasing: projections show a 14% rise by 2030 and 30% by 2050. Nighttime fires are becoming more intense due to hotter, drier conditions.

Other News: Canada’s Prime Minister Justin Trudeau has lifted the Emergencies Act, and National Guard troops are being deployed in Washington, D.C., to manage the truckers' protest. Chicago has launched the first public utility microgrid in the U.S., boosting resilience against power outages, cyberattacks, and extreme weather.

Opinion: Some experts believe the future of urban living could involve underground cities. In other news, Tonga has restored internet access to its main island five weeks after a deadly volcanic eruption, with undersea cables repaired and Starlink expected to help reconnect remote areas.

A Canadian sailor survived six days adrift at sea, carrying essential supplies including a computer, water, flares, and a personal locator beacon. His survival tip? “It’s the panic that kills you.” North Korea also tested a new submarine-launched ballistic missile.

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