The answer is option number 4. If you do the math, the sides are simply scaled by 3.
Answer:
Explanation:
Scientists have been able to determine that the melting of ice from Greenland ice sheet will reduce the rate of Atlantic Meridional Overturning Circulation (AMOC) which is an important part of the global ocean current that determines the climate and controls Gulf stream. It as been inferred by researchers that this could affect climatic conditions in places like Europe and North America in the future.
The influx of fresh water from Greenland which is made up of runoff from ice, tundra and ice discharge will weaken the AMOC and this as both local and global effects on climate.
The trolleys have been reduced over the last decades, after their initial increase as a public transportation, when new and better ways were discovered/produced for transport, their decline has started.
The buses since their invention, had grown in number and became a very important part of every city's public transportation, and still are.
The rapid transit is the most recent one of the mentioned in here. It's popularity has grown, number increased, and is very practical because it is not causing traffic mess. It is very important transport asset nowadays and makes lives of millions of people much easier.
We were the first to Claim Detroit as Motor City back in 1912