Do Nanoparticles Affect Crop Growth and Soil Bacteria?

Did you know scientists can make tiny structures called nanoparticles, which are smaller than the smallest ants? Nanoparticles are useful for a lot of different things, including helping farmers grow our food crops. Without fertilizers, which are nutrients applied to gardens and farms to help crops grow, it would be difficult to grow enough vegetables and fruits to support all the humans on Earth. However, some fertilizers are too big to be easily taken up by plants. Because nanoparticles are so tiny, they can easily get into plants and help them grow. But there is a downside—sometimes nanoparticle fertilizers disturb the growth of natural organisms in the soil, such as bacteria. Some soil bacteria also help plants to grow, so they need to be protected. It is therefore important to understand how nanoparticle fertilizers affect the bacteria in the soil.