What are 4 characteristics that are a main concern of POPs?

Persistent Organic Pollutants (POPs) are primarily concerning due to their persistence in the environment, ability to bioaccumulate in living organisms, potential for long-range transport, and significant toxicity to human health and wildlife. Their stability allows them to remain in ecosystems for extended periods, while bioaccumulation leads to increasing concentrations up the food chain. Additionally, their capacity to travel long distances means they can affect regions far from their source. Finally, their toxic effects can result in various health issues, including endocrine disruption and increased cancer risk.