According to the article, jellyfish are invading the oceans near JAPAN. Fisherman in the area assert that the amount of fish and jellyfish in the waters have shifted drastically during their lifetime. There is a large abundance of jellyfish (making it difficult or impossible to fish some days) and a small number of other kinds of fish.
Humans may have caused this problem by over-fishing disrupting the balance of the underwater ecosystem. Jellyfish are eaten by some fish and compete with other species of fish. Also humans building docks, bridges, and other water infrastructures have led to a decline in habitat availability for jellyfish.
Droughts is your answer because flooded their dam by destroying it and put malaria in the water which flooded.
Answer:
The river is very important to commercial trade because the Amazon River is the only method of transportation for local residents and companies doing business in the area. Also, the amazon river is the largest river system in the world because the Amazon River has the largest drainage system in the world.
Explanation:
Answer: The run off will likely cause an algae bloom.
The ways to evaluate the quantitative sources which were used in the research on climate change in South America are:
- Make sure that they are accurate
- Ensure that they are consistent with the topic
<h3>Quantitative Sources</h3>
This refers to the numerical data which is used to conduct research in order to get answers and some of the sources includes:
- Surveys
- Statistics
- Closed questionnaire
- Structured interviews, etc
Read more about quantitative sources here:
brainly.com/question/8842985