To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.įor very useful health advices of Beijing Doctor Richard Saint Cyr MD, check blog. California is bordered by Mexico on the south, the other states of Nevada and Arizona on the east, and Oregon to the north. Health alert: everyone may experience more serious health effectsĮveryone should avoid all outdoor exertion California is located in the southwestern part of the United States, on the Pacific coast. state on the western coast of North America. The entire population is more likely to be affected.Īctive children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion everyone else, especially children, should limit outdoor exertion. The history of California can be divided into the Native American period (about 10,000 years ago until 1542), the European exploration period (15421769), the Spanish colonial period (17691821), the Mexican Republic period (18231848), and United States statehood (September 9, 1850present). Map of California topography and geomorphic provinces Californias major mountain ranges. The general public is not likely to be affected.Įveryone may begin to experience health effects members of sensitive groups may experience more serious health effectsĪctive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion everyone else, especially children, should limit prolonged outdoor exertion Explore various maps of Californias counties, cities, rivers, streams, lakes and physical features.
Members of sensitive groups may experience health effects. Find custom-made maps of California to help you plan your trip, with information on regions, coast, lighthouses, missions and more.
This state is home to booming tech industries in both San Francisco and Los Angeles. Bordered by Oregon to the north, Nevada and Arizona to the east, Mexico to the south, and the Pacific Ocean to the west. Air quality is considered satisfactory, and air pollution poses little or no riskĪir quality is acceptable however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Īctive children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion. In the United States, California is a state in the west.