One of the pollutants was a fine particulate substance known as PM2.5, a major component of diesel exhaust which EPA had determinedtobe unsafe for inhalation at any level, particularly for health-impaired and elderly populations.
The main difference between the major party candidates in 2008 was that Barack Obama appeared tobe more determinedto spend money but less enthusiastic about global war-making.
We devote less of our resources to that than any other major country in the world and yet, about half of America's legacy will bedetermined by whether we have the adequate resources to do that.
On the other hand, if the politicians are able to provide clarity on taxes, major legislation and regulations (many of the details concerning both the health care and the financial reform bill have yet tobedetermined), the economy could be helped.