E-Mail LONDON, ON - New findings from Ontario have shown that children born in Sarnia have a higher risk of developing asthma compared to neighbouring cities. A research team from Lawson Health Research Institute and Western University, using provincial data from ICES, found that higher air pollution exposure in the first year of life very likely contributed to this higher risk. Their results are published today in Summary of study results: -Children born in Sarnia in the 1990s and early 2000s were disproportionally at a higher risk of developing asthma in the first few years of life, compared to neighbouring cities.