Mercury's surface in "enhanced color," a color scheme created to emphasize color differences. This is not what Mercury would look like to the human eye, but by applying mathematical analysis to images, color differences can be accentuated beyond those visible to a person.
Mount Rushmore National Memorial under construction.
The workers had to endure conditions that varied from blazing hot to bitterly cold and windy. Each day they climbed 700 stairs to the top of the mountain to punch-in on the time clock. Then 3/8 inch thick steel cables lowered them over the front of the 500-foot face of the mountain in a "bosun chair." Despite the dangers, no one was killed during the project.
Otters in Glacier Bay National Park and Preserve, Alaska.
The sea otter population of Glacier Bay has increased dramatically in the past 20 years. Ecologists consider sea otters a keystone species here. Otters consume vast quantities of clams, urchins, crabs, and other invertebrates and their presence creates ripples through the ecosystem. NPS photo.
Every day someone like you becomes a wildland wildfire fighter, a teacher, a trail-builder, a museum curator, or a park ranger. Discover your opportunities in national parks. Come to play. Come to learn. Come to serve. Develop your environmental leadership skills. Find a job. Be the next generation to preserve and protect these great places.
With more than 80% of Americans living in urban areas, urban parks are more important than ever. The father of American landscape architecture, Frederick Law Olmsted, said of urban parks:
It is one great purpose of the Park to supply to the hundreds of thousands of tired workers, who have no opportunity to spend their summers in the country, a specimen of God's handiwork that shall be to them, inexpensively, what a month or two in the White Mountains or the Adirondacks is, at great cost, to those in easier circumstances.
OST provides periodic Statements of Performance to authorized recipients on more than 2,800 tribal accounts. Those statements list current and historical information related to financial assets owned by each account, including:
Overall allocation of assets held by type, including:
U.S. Treasury securities
Securities issued by U.S. Government Sponsored Enterprises
Maturity distribution of securities held, including:
Less than one year
1 to 3 years
3 to five years
5 to 7 years
7 to 10 years
More than 10 years
A description of each security, including:
Name of issuer
Amount (par value) of the security owned
Interest rate paid by the security
Date when the security will mature
Statistical information, including:
Cost of each security
Current market value of the security at the date of the report
Amount of unrealized gain or loss of each security as of the date of the report
Anticipated amount of annual income earned by the security
Yield at cost of that income
Recent transaction history, including:
Dates, descriptions and amounts of securities purchased
Dates, descriptions and amounts of securities matured or sold
Dates descriptions and amounts of income received from securities owned
Dates descriptions and amounts of income received from other sources (e.g., oil, gas, forestry.)
Dates, descriptions, amounts and recipients of funds distributed