Answer:
What are some of the ways through which people earn a living in rainforests?
People in the rainforest often engage in hunting and gathering, taking advantage of the high amount of biodiversity in rainforest areas. Some also grow crops although rainforest soils tend to be of poor quality. Finally, some people also plant trees for commercial purposes.
How a planted forest is different than primary forest?
A planted forest is a recently planted forest often used for commercial purposes, like lumber. A primary forest is a very old forest that emerged naturally.
Why do we need more planted forests?
Planted forests help communities make a living, they also can lead to sustainable production of lumber.
Why urban forests are becoming so common in major cities of the world?
Because major cities need trees to mitigate the urban pollution and urban heat island.