A new volcanic arc forms at the site of the easternmost transform, and many complications develop in SE Asia (Philippines, etc.) because of transforms turning into arcs, and various subduction-flips as thick (plateau-type) ocean crust refuses to subduct. A new subduction zone develops north of Australia.
Transcript of Causes and Effects of European Exploration in America. Some basic effects of Europeans coming to North America are that the Native Americans caught new diseases which included smallpox, influenza, measles, and chicken pox. Explorers used superior fire power, like single shot muskets, to conquer natives.
The implication is that sonar may be affecting the whalesâ dive patterns. Other possible causes put forth for the disruption of whale and dolphin navigation include: 1  weather conditions; 2  diseases (such as viruses, brain lesions, parasites in the ears or sinuses); 3  underwater seismic activity (sometimes called seaquakes);