Health effects from air pollution include lung disease, heart disease, and __ sources chemicals cancer controls

## Step 1<br />The problem is asking for the health effects of air pollution. The options provided are lung disease, heart disease, and cancer. <br /><br />## Step 2<br />Air pollution contains harmful substances that can cause various health issues. These include lung disease, heart disease, and cancer. <br /><br />## Step 3<br />The options "sources" and "controls" are not health effects, but rather refer to the origin of the pollution and the measures taken to reduce it. <br /><br />## Step 4<br />"Chemicals" are the substances that cause the health effects, not the effects themselves. <br /><br />## Step 5<br />Therefore, the correct answer is "cancer", as it is a health effect of air pollution.