---

• n  a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink
• v  coat with soot

• Basically alkaline that is, the chemical opposite of acid the soot particles tended to neutralize the sulfur dioxide.
• Before the smoke and soot from the burning coal and wood of the Industrial Revolution began to blacken the bark of England's trees, the predominant variety of peppered moth had .
• Number of people potentially affected: 3,000,000 Type of pollutant: Coal and particulates Source of pollution: Automobile and industrial emissions This soot-blackened .

• carbon black
• lampblack
• smut
• crock

News & Articles

---

• Study raises hope of combating global warming by reducing soot
  Black-carbon soot is the No. 2 global warming agent released into the atmosphere by human activities. A landmark study in California shows some success in controlling it.
  June 13, 2013 - The Christian Science Monitor
• Scripps: Black Carbon Levels Linked To Climate Change Declining
  The effort to clean up California's air may be helping slow down climate change. A new study commissioned by the California Air Resources Board finds that the reduction of black carbon , or soot levels since the 1980s is comparable to taking 4 million cars off the roads of California.
  June 13, 2013 - KPBS San Diego
• Air freshener: Federal program funds clean-air initiatives for diesel vehicles
  It’s 7 a.m. and you’re stuck behind a school bus sputtering enough diesel exhaust to make you cough. These fumes are wrought with microscopic soot known as particulate matter (PM), as well as toxins like nitrous oxide (NOx). A component of smog, PM can line the lungs and contribute to serious respiratory and heart problems, especially for children, the elderly and those with allergies or asthma ...
  June 11, 2013 - Mountain Xpress

Quotes

---

• James Hansen in FOXNews
  Tibet's glaciers are retreating at an alarming rate,said James Hansen, a member of one of the study teams and the director of NASA's Goddard Institute for Space Studies in New York City. "Black soot is probably responsible for as much as...
• Kyle Busch in USA Today
  With the black soot, you couldn't read the number on the side of it this morning,Busch said after his lap of 178.183 mph.
• Al Gore in guardian.co.uk
  The principle [climate change] problem is carbon dioxide, but a new understanding is emerging of soot,said Gore. "Black carbon is settling in the Himalayas. The air pollution levels in the upper Himalayas are now similar to those in Los...