What are the different sizes of particulate matter (PM2.5, PM10)?

If you run your air purifier frequently or are experiencing a lot of indoor air pollution, you may need to change the filter more often. This may happen if you ... Indoor and outdoor contaminated air. How can I tell if there is an IAQ problem in my workplace? People working in buildings with poor IAQ may notice unpleasant ... Harvard Chan environmental health experts explain how air pollution affects the heart. Illustration of heart surrounded by polluted air. Environment ... Jun 16, 2024 ... When the symbiotic relationship becomes stressed due to increased ocean temperature or pollution, the algae leave the coral's tissue. Bleached ... Nov 30, 2023 ... The entire lifecycle of plastic, from oil and gas extraction to product manufacturing and disposal, emits toxic chemicals into the air, water, ... Jul 17, 2019 ... These policy and infrastructure improvements renewed once-polluted rivers to once again be places of recreation and sources of clean drinking ... Mar 28, 2024 ... It is poisonous if inhaled in great quantities and is irritating to the eyes, nose, and throat in lesser amounts. Short-lived climate pollutants ... ... to reduce air pollution from motor vehicles. If you can, try walking or biking to your destination. You will emit zero pollutants. For longer distances, try ... Jan 14, 2021 ... Some people are more at risk. It's especially important for you to pay attention to local air quality reports during a fire if you are. a ... Pollution reporting for the public. We need your help identifying pollution incidents where and when they happen. This will help us respond quickly and keep our ...