Climate change means the planet is getting warmer, which can cause changes in things like weather patterns, rising sea levels, and changes in the way plants and animals live. This can also affect how diseases spread.
The planet is getting warmer because people are burning things like coal and oil, which releases greenhouse gases into the air. These gases trap heat and make the Earth's atmosphere hotter. This causes the climate to change and affects things like rainfall, temperature, and sea levels.
When the climate changes, it can cause changes in the way animals and plants live. This can mean that some species of animals and plants move to new areas, which can affect the way diseases spread. For example, some diseases might move into new areas where they haven't been before, because the climate is getting warmer and the areas where the diseases live are expanding.
Climate change can also affect the way pests and insects live, which can spread diseases to plants and animals. For example, mosquitoes that carry diseases like malaria and dengue fever might be able to live in new areas where they haven't been before, because the climate is getting warmer and the areas where they live are expanding.
Overall, climate change can affect the way diseases spread and make it easier for some diseases to spread to new areas. This can be a big problem because it can lead to more people getting sick and can make it harder to control outbreaks of diseases. That's why it's important to work to reduce greenhouse gas emissions and to find ways to adapt to the changes that are already happening because of climate change.