Biodiversity is the variety of different types of life found on Earth and the variations within species. It is a measure of the variety of organisms present in different ecosystems. This can refer to genetic variation, ecosystem variation, or species variation (number of species) within an area, biome, or planet.
Craftsman is one of the leading brands of gas and electric chain saws. Craftsman chain saws come in a variety of bar lengths, from 10 inches to 20 inches, and are geared to the consumer market. The Craftsman electric chain saws have smaller bar lengths than their gas counterparts.
The Best Shovels on the Market. 1  1. Fiskars Long Handle Digging Shovel (9668) 2  2. Bond LH015 Mini D Handle Shovel. 3  3. Ames True Temper 1564400 Round Point True American D Shaped Wood Handle Shovel. 4  4. Rose KuliÂ® Folding Shovels Handle Shovel and Pick. 5  5. Bully Tools 82515 14-Gauge Round Point Shovel with Fiberglass Long Handle.