Skip to content
  • Science
  • Politics & Policy
  • Justice
  • Fossil Fuels
  • Clean Energy
  • Today’s Climate
  • Projects
  • About Us
Inside Climate News
Pulitzer Prize-winning, nonpartisan reporting on the biggest crisis facing our planet.
Donate

Search

  • Science
  • Politics & Policy
  • Justice
  • Fossil Fuels
  • Clean Energy
  • Today’s Climate
  • Projects
  • About Us
  • Newsletters

Topics

  • Activism
  • Arctic
  • Business & Finance
  • Climate Law & Liability
  • Climate Treaties
  • Denial & Misinformation
  • Environment & Health
  • Extreme Weather
  • Food & Agriculture
  • Fracking
  • Nuclear
  • Pipelines
  • Regulation
  • Super-Pollutants
  • Water/Drought
  • Wildfires

Information

  • About
  • Jobs & Freelance
  • Reporting Network
  • Impact Statement
  • Contact
  • Whistleblowers
  • Memberships
  • Ways to Give
  • Fellows & Fellowships

Publications

  • E-Books
  • Documents

Infographic: PM 2.5: Tiny Particles, Deep Impact

June 1, 2020
Read the related story: How a Contrarian Scientist Helped Trump’s EPA Defy Mainstream Science
PM 2.5 Explainer

Keep Environmental Journalism Alive

ICN provides award-winning climate coverage free of charge and advertising. We rely on donations from readers like you to keep going.

Donate Now
Inside Climate News
  • Science
  • Politics & Policy
  • Justice
  • Fossil Fuels
  • Clean Energy
  • Home
  • About
  • Contact
  • Whistleblowers
  • Privacy Policy
Inside Climate News uses cookies. By continuing to use this site, you accept this policy. Learn More