Stephanova Irina Gennadievna works as a teacher at School 196 in St. Petersburg, Russia. Her supervisor is Yevgeniya Viktorovna Ivanova. The document discusses several types of pollution caused by cars, factories, power plants burning fossil fuels: air pollution and acid rain form when the emissions mix with water and oxygen in the atmosphere; acid rain then falls to the ground polluting water sources and soil. Urgent action is needed from all to address this growing environmental problem.