CNN — Air pollution spiked to unhealthy levels around the world in 2021, according to a new report. The report by IQAir, a company that tracks global air quality, found that average annual air pollution in every country — and 97% of cities — exceeded the World Health Organization’s air quality guidelines, which were designed […]
CNN — As the US attempts to wean itself off its heavy reliance on fossil fuels and shift to cleaner energy sources, many experts are eyeing a promising solution: your neighborhood big-box stores and shopping malls. The rooftops and parking lot space available at retail giants like Walmart, Target and Costco is massive. And these […]