National Security Advisor Jake Sullivan said there is “not a definitive answer” on the virus’ origins, as two federal agencies say the virus likely emerged from a laboratory rather than through natural transmission.
In a recent study, a group of Sweden-based researchers found that in Stockholm, as air pollution levels started declining since the early 2000s, children and adolescents had improved lung capacity.
Living in a neighborhood with high levels of fine particulate matter (PM2.5) in the air could be wreaking havoc in people’s cardiovascular systems, particularly for those who are a part of low-income communities.