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Solar energy is now the cheapest source of power worldwide, driving a massive shift toward renewables. Falling battery prices and innovations in solar materials are making clean energy more reliable than ever. Yet, grid congestion and integration remain key challenges. Experts say smart grids and sustained policy support are crucial to accelerate the transition.
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Radiation worker exposure
Print View Posted on: 07 October 2025
Event Date: 13 January 2025 Event Type: Irradiation/Accelerator Facility Event Location: Czech Republic, Nuclear Physics Institute, Praha INES Rating: 2 (Final)
On 13. 1. 2025, the lcencee reported a radiation emergency when an unplanned radiation exposure of a radiation worker occurred. The worker was in the radiation room with a source of ionizing radiation – the Chisostat SO 1 irradiator, which contained a sealed radionuclide source (“URZ”) Co-60 with an activity of 30TBq as of 13. 1. 2025. At the time of the preparatory work, the source was not in a shielded position. The total time the worker spent in the radiation room during 2 entries (7. 1. 2025 and 13. 1. 2025) was about 12.5 minutes.
The investigation found that the last time the irradiator was used on 18. 12. 2024, it was incorrectly turned off. The irradiator was turned off by the main circuit breaker (not via the main control console), therefore the source was not put into the shielded position. It was also found that the backup power source (UPC), which would ensure the insertion of the
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CDC updated updated its adult and child immunization schedules to apply individual-based decisions
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Lake Traverse Reservation – A major disaster declaration for the Sisseton-Wahpeton Oyate was approved by President Donald J. Trump on Sept. 11, 2025, providing federal assistance to support recovery efforts following severe storms and flooding that occurred June 12–16, 2025.
A Flood Assistance Center will open Monday, Oct. 6, 2025 at the Tribal Administration Building, 12554 BIA Hwy 711, Agency Village, South Dakota, 57262. Enrolled tribal members with uninsured damage to their home, disaster-related emergency needs, or property loss from the June flooding may apply for assistance at the Flood Assistance Center Monday through Friday, 8 a.m. to 4:30 p.m.
Recovery specialists from FEMA and the U.S. Small Business Administration will be available to explain disaster assistance programs, help people complete the application for federal assistance, and get information on additional resources including low-interest disaster loans. The type of assistance individuals may be eligible for is based on their damages and individual circumstances.
Enrolled tribal members who have homeowners, renters, or flood insurance should file a claim before applying for FEMA assistance. If a policy does not cover all disaster expenses, tribal members may be eligible for federal assistance. Only one FEMA application per household is needed and the following information will be requested:
Your updated REAL ID Tribal ID (updated ID’s can be obtained from Tribal Enrollment)Contact information including an email addressYour address at the
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