Sigma Sagittarii is the second brightest star in the constellation Sagittarius. It is a hydrogen fusing dwarf star that belongs to the spectral type B2.5 V. It has an apparent visual magnitude of 2.1. The star has a luminosity 3,300 times that of the Sun and about seven solar masses.
Urban sprawl is endangering wildlife all over america and it needs to stop. The second major negative effect from urban sprawl is increased air pollution. With sprawl comes longer and more frequent car rides into the city. This is a major concern because of the amount of pollution produced by so many people driving so far, so frequently.
Drought affects all parts of our environment and our communities. The many different drought impacts are often grouped as âeconomic,â âenvironmental,â and âsocialâ impacts. All of these impacts must be considered in planning for and responding to drought conditions. Let's take a closer look at all kinds of drought impacts. Economic Impacts. Economic impacts are those impacts of drought that cost people (or businesses) money. Here are just a few different examples of economic impacts: 1  Farmers may lose money if a drought destroys their crops. 2  If a farmer's water supply is too low, the farmer may have to spend more money on irrigation or to drill new wells. 3  Ranchers may have to spend more money on feed and water for their animals.