A gram stain is a type of microbiology or laboratory test that determines whether bacteria are present. It also determines whether bacteria are gram negative or gram positive. The difference between gram negative and gram positive bacteria can be important when determining appropriate treatment for an infection.
Globally, the available ecologically productive land area included in the Ecological. footprint analysis is 1.89 hectares for each person. The footprint takes into account fossil. fuel use, cropland, forests, nuclear and hydroelectric power, fisheries and buildings.
Meat consumption accounts for 30 percent of the American figure, and sugar consumption is responsible for another 15 percent, Hoekstra says. In India, where few people consume much meat, the individual footprint is only 1,089 cubic meters a year. The global annual average per capita is 1,385 cubic meters.