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Radon concentration can differ widely from place to place. In the open air, it ranges from 1 to 100 Bq/m 3, even less (0.1 Bq/m 3) above the ocean. In caves or ventilated mines, or poorly ventilated houses, its concentration climbs to 20–2,000 Bq/m 3. [79] Radon concentration can be much higher in mining contexts.
Radon is responsible for the majority of public exposure to ionizing radiation. It is often the single largest contributor to an individual's background radiation dose, and is the most variable from location to location. Radon gas from natural sources can accumulate in buildings, especially in confined areas such as attics and basements.
The Federal Office for Radiation Protection has developed a radon map of Germany. [73] The EU Directive 2013/59/Euratom (Radiation Protection Basic Standards Directive) introduced reference levels and the possibility for workers to have their workplace tested for radon exposure. In Germany, it was implemented in the Radiation Protection Act ...
The first important legislation that formed the basis of the current system of national parks and protected areas in the Philippines is Act No. 648, enacted in 1903 by the Philippine Commission. This act authorized the civil governor to "reserve for civil public purposes, and from sale or settlement, any part of the public domain not ...
The gambling industry, much like AI, is in the middle of an unprecedented gold rush. In 2018, a US Supreme Court ruling allowed states to legalize sports betting; nearly 40 states since did ...
CLTS triggering process: Community members in Ghana are drawing a map of open defecation for their community. Community-led total sanitation (CLTS) is used mainly in developing countries to improve sanitation and hygiene practices in a community. It focuses on spontaneous and long-lasting behavioral change of an entire community.
In the clip — which was released on Jan. 2 and will be featured in the show's two-hour premiere Jan. 29 — Josh is seen driving a car while Christina sits in the passenger seat.
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