Question

explain the problems faced by people who try to reduce air pollution​

Answer 1

Answer:

Outdoor air pollution challenges facing the United States today include:

Meeting health-based standards for common air pollutants.

Limiting climate change.

Reducing risks from toxic air pollutants.

Protecting the stratospheric ozone layer against degradation.

Explanation:

hope it helps you...

Answer 2

Answer:

Facts about Air Pollution

1. Air Quality News: UK



This UK based air quality and emissions news and information site provides timely coverage of key air quality studies, research and trends from around the world, in addition to UK-specific news and events relating to air pollution.

2. World Health Organization: International 



The World Health Organization provides a wealth of reliable statistics and information about air pollution. Their coverage includes both ambient (outdoor) air pollution & household air pollution, air pollution solution fact sheets,  interactive maps, WHO guidelines and resolutions, and more. You’ll also find some really nice (free) downloadable infographics here.

3. EPA: USA



The EPA ( United States Environmental Protection Agency) - offers scientifically-backed explanations of air pollutants and their health impacts. You’ll also find links to US-focused air pollution research, trends, reports & helpful air pollution solutions.

4. World Economic Forum: International



The World Economic Forum was established to unite political, business, cultural and other leaders of society for the most important global, regional and industry agendas of our day. The air pollution section provides a wealth of fascinating reading for new research and innovations in the area of air quality.