The color vision test plates are from two commercially available color vision test books - “Color Vision Testing Made Easy” and the Pseudoisochromatic 24 Plate Color Vision Test by Dr. Terrace L. Waggoner.
There are seven pediatric color vision test plates and six adult color vision test plates. The video is for screening purposes only - not for a diagnosis. For a diagnosis, see your vision care professional.
Duration : 0:6:28
China’s air pollution is one of the worst in the world:
- leader in sulfur emissions
- second largest producer of greenhouse gases
- China ranks 94 out of 133 countries listed in the Environmental Performance Index (Yale University).
70% of Chinese monitored cities are moderately to severely polluted (they don’t meet the World Health Organization Air Quality Standards).
33% of urban dwellers breathe toxic air, equivalent to smoking two packs of cigarettes a day. More on http://www.erenlai.com/index.php?aid=566&lan=3
Duration : 0:1:59
Water is our most important resource (making up roughly 70% our bodies), yet we’re destroying it through our pollution. Fresh water comprises of only 3% of all water on Earth. 2/3 of it are frozen, and aside from 0.3% of it being on the surface, the rest of it is underground.
For example:
Over 360 toxic chemicals have been identified in the Great Lakes, the largest group of freshwater lakes on Earth, as well as 43 toxic “hot spots,” where areas are particularly poisonous.
Duration : 0:9:29
Healthcare advocate Heather Grzelka has a personal story when it comes to dirty air in the Washington, D.C. area. She, along with dozens of others, gave testimony in a 9-hour public hearing hosted by the EPA, seeking public comment for proposed revisions to national air quality standards for Nitrogen Oxide, also known as NO2. VOA’s Laurel Bowman has more.
Duration : 0:4:17
As climate change increases the likelihood of wildfires in California, megacities in developing countries burn more fossil fuels and coastal cities striving to meet air quality standards deal with rising amounts of particulate emissions from ships, what does the future hold for the air we breathe? Three prominent atmospheric chemistry experts at UC San Diego discuss their latest research on atmospheric aerosols and explain how these microscopic particles in the atmosphere affect our health, environment and global climate change. Series: Molecules for the Media [9/2008] [Science] [Show ID: 14856]
Duration : 0:56:49
Tips on how to protect your health from the air quality and heat wave episode in Sacramento July 7-11, 2008.
Duration : 0:4:1
“A Breath of Air” details the work of USC scientists on the health effects of air pollution on children, and also the community perspective on air pollution in the Los Angeles area. It was produced and directed by Keren Markuze, with Andrea Hricko, a USC ociate professor of preventive medicine at Keck School of Medicine as executive director, with funding from the California Air Resources Board.
Visit www.usc.edu/medicine/scehsc for more information about health research on air pollution.
To order a free copy of the video (English or Spanish), please contact the California Air Resources Board at (916) 322-2990 or visit http://www.arb.ca.gov/research/health/school/chs-vpform.htm
Duration : 0:29:27
BBC News Article on Environmental Issues - Interested? Join the debate at Fair Air: http://www.google.co.uk/group/fairair?hl-en-GB
Duration : 0:2:54
A short video I made on air pollution.