DDSN contracts with local Disabilities and Special Needs (DSN) Boards and other providers to bring an array of services to your community. 1  Services are provided based on your needs, the appropriateness of the service to meet the need, and the availability of funding.
In the United States, greenhouse gas emissions come primarily from the burning of fossil fuels in energy use. Carbon Dioxide. Carbon Dioxide is the main greenhouse gas. In 2013, 82% of human-caused greenhouse gas emissions were carbon dioxide emissions, resulting from the burning of fossil fuels, solid waste, trees, wood, and other chemical reactions. Methane and Other Gases.
Human emissions of carbon dioxide are small compared to those of natural carbon sources. In 2008, fossil fuel carbon dioxide emissions contributed about 8.7 billions tons of carbon to the atmosphere per year, and this number continues to rise. Land use change was responsible for estimated net emissions of 1.5 billion tons of carbon per year over the last 15 years.