The biggest disadvantage of modern transportation is the toll it takes on the environment in the form of pollution. Not only do vehicle emissions contain pollutants, but materials routinely needed for proper maintenance also pollute the environment.Know More
Rubber tires, used motor oil, and other nonrecyclable or partially recyclable parts from vehicles usually end up in junk yards and landfills.
Another disadvantage of modern transportation in the cost associated with maintenance. The average cost to maintain a personal vehicle is estimated to be close to $10,000 annually per household. General repair and maintenance, combined with the cost of insurance, fuel and oil, adds up quickly. The average cost of $10,000 annually also increases if the vehicle is driven further than the average of 15,000 miles per year.Learn more about Population & Demography
Niche diversity refers to the evolutionary process in which species diverge in order to take advantage of open niches in their environment. This can be seen in areas where there are many very similar species that have radiated from a common ancestor.Full Answer >
Fossil fuels cause pollution when burned for use and when spilled during transport or mining. Burning fossil fuels is the largest producer of pollution.Full Answer >
The stage of cellular transportation at which the most ATP is produced is during the electron transport chain. This stage produces a total of 32 ATP molecules for every glucose, according to the Indiana University Purdue University Indianapolis Department of Biology.Full Answer >
The main disadvantage of coal mining is that it is very hazardous to the health of the people involved in mining, while also having serious negative effects on the environment. Another disadvantage of coal mining is that it is a nonrenewable energy source that will eventually run out, which means that it cannot be depended on as a permanent source of energy.Full Answer >