Answer:
1. Which continent has the oldest population?Asia and Europe are home to some of the world's oldest populations, those ages 65 and above. At the top is Japan at 28 percent, followed by Italy at 23 percent.
2. What percentage of the world is below the age of 20? more than 147 million people around the world were between the ages of 80-99, accounting for 1.9% of the global population.
3. What percentage of the world is 40-59? 23.1%
4. What percentage of the World is above 60?A worldwide phenomenon
According to the latest estimates, by 2050 there will be 2 billion people aged over 60 (22% of world population). In 2050, world population is projected to be 3.6 times larger than it was in 1950.
5. Knowing these numbers, what problems do you believe may arise from these numbers in 20-30 years?
6. According to the reading, what effect does an aging population have on the world (positive and negative)?
Explanation:
srry i dont know the answers for 5 and 6
I hope this helps
im srry if im wrong
The correct answer would be D) Sign Language, English, and Maori.
The degree of vertex D is if it is an indegree or outdegree, it is 1 degree in vertex D.
Answer:
Explanation:
Atlanta and Dallas both have the Cfa (humid subtropical) climate type, but Atlanta is in the temperate broadleaf and mixed forest biome and Dallas, which is drier and hotter in the summer, is on the eastern edge of the temperature grasslands, savannas, and shrublands biome.
The answer is B.
The primary positive effect of the Columbian exchange was the introduction of New World crops, such as potatoes and corn, to the Old World. The most significant negative effects were the transmission of African populations into slavery and the exchange of diseases between the Old and New World.