to spread ballast
1Ballast Point (Tampa), Florida — Ballast Point is a neighborhood and district located in Tampa, Florida. As of the 2000 census, the district had a total population of 17,186. Its park was previously called Jules Verne Park before its name change to Ballast Point Park. Recent… …
2New Jersey Transit Rail Operations — New Jersey Transit Rail Operations …
3National Invasive Species Act — The National Invasive Species Act (NISA) was sponsored by U.S. House Representative Steve LaTourette on September 28, 1996, and it became Public Law No. 104 332 (H.R. 4283) on October 26, 1996. The official purpose, as introduced, is: “To provide …
4Environmental impact of shipping — A cargo ship discharging ballast water into the sea. The environmental impact of shipping includes greenhouse gas emissions and oil pollution. Carbon dioxide emissions from shipping is currently estimated at 4 to 5 percent of the global total,… …
5Permanent way — The permanent way means the physical elements of the railway line itself: generally the pairs of rails typically laid on sleepers embedded in ballast, intended to carry the ordinary trains of a railway. This page describes British practice and… …
6railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
7Invasive species — See also: List of invasive species, Introduced species, Pest (organism), and Weed North American beavers constitute an invasive species in Tierra del Fuego, where they have a substantial impact on landscape and local ecology through their… …
8Ship pollution — is the pollution of air and water by shipping. It is a problem that has been accelerating as trade has become increasingly globalized, posing an increasing threat to the world’s oceans and waterways as globalization continues. It is expected that …
9Rail tracks — are used on railways (or railroads), which, together with railroad switches (or points), guide trains without the need for steering. Tracks consist of two parallel steel rails, which are laid upon sleepers (or cross ties) that are embedded in… …
10Marine pollution — While marine pollution can be obvious, as with the marine debris shown above, it is often the pollutants that cannot be seen that cause most harm. Marine pollution occurs when harmful, or potentially harmful effects, can result from the entry… …
