NASA maps a week of Canadian wildfire smoke across North America
A new NASA model visualization traces brown-carbon smoke from July 14 through July 20 as unhealthy air spread through major U.S. and Canadian cities.
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A new NASA model visualization traces brown-carbon smoke from July 14 through July 20 as unhealthy air spread through major U.S. and Canadian cities.

Banks and payment providers now face enforcement of Central Bank requirements that link point-of-sale terminals to approved operating locations.
Read the story →Nigeria news
7 stories in this desk.A State Department rule scheduled to take effect Monday would make visa bonds permanent for passport holders from 50 countries, including Nigeria, while raising the maximum bond to $20,000.
Residents and a Southern Kaduna civil-society group say armed men attacked Naridon village in Kauru, killing dozens. Authorities had not publicly confirmed a final toll when this report was prepared.
The federal health ministry says a new coordinating desk will guide policy, research, surveillance and access to care as Nigeria develops its first national brain-health agenda.
Delegates meeting in Abuja are scheduled to adopt a regional policy declaration, choose the African Telecommunications Union’s next leadership and set its 2027–2031 program.
President Bola Tinubu signed an executive order creating a CBN-led council, a virtual-asset office and a 30-day timetable for a coordinated implementation framework.
A new Nigerian executive order places the central bank at the head of a cross-agency council intended to coordinate cryptocurrency and other virtual-asset oversight.
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