Suggest what problems too many people can cause？

Sure, here are some problems that can be caused by overpopulation:

1. Resource Depletion: When the population is too high, the demand for resources such as water, food, energy, and minerals increases. This can lead to a shortage of resources, which can cause conflicts and wars.

2. Environmental Damage: Overpopulation can lead to environmental damage. More people means more waste, which can pollute the environment. It can also lead to deforestation and loss of biodiversity as land is cleared to make way for more people.

3. Economic Problems: Overpopulation can lead to economic problems. When there are too many people, it can be difficult for everyone to find jobs. This can lead to high unemployment rates and poverty.

4. Infrastructure Strain: When there are too many people, it can put a strain on infrastructure such as roads, schools, hospitals, and public transportation. This can lead to overcrowding and a decrease in the quality of services.

5. Health Issues: Overpopulation can lead to health issues. When there are too many people living in a small area, it can lead to the spread of diseases. It can also lead to a lack of access to healthcare.

6. Social Problems: Overpopulation can lead to social problems. When there are too many people, it can lead to overcrowding, which can cause stress and tension. It can also lead to a lack of access to education.