More people are voting for them and they are more popular.
Charles Darwin traveled to the Galapagos Islands and observed that there were several different types of species of finches and tortoises. These different species of animals were contained to separate islands, all tailored fit for each island. This gave Darwin the idea that species evolve over time into new species.
Predators of frogs would need to hunt other food sources, leading to decreases in both the predators and the new prey. The prey of frog would run rampant as one of their predators are now gone.
The ERIE canal was opened by De Witt Clinton to improve water transportation.
Explanation:
The Erie canal provides the water transportation between Hudson river to lake Erie. They provided an economic growth to the U.S by allowing the transport of goods.
The economy of some New York cities like Buffalo lockport and Rochester. The cost of transportation of goods are decreased.
The canals are built for various uses they are irrigation, land drainage, urban water supply, hydro electric power station, and transportation of cargo and people.
After the completion of seaway the commercial and shipping traffic was declined abruptly.
