it has been difficult to create international agreements to address climate change because  Addressing climate change is costly.
Climate change threatens people with food and water shortages, increased flooding, extreme heat, increased disease, and economic losses. Migrations and conflicts can occur. The World Health Organization (WHO) calls climate change the biggest threat to global health in the 21st century.
Climate change refers to long-term changes in temperature and weather patterns. These changes may be natural, for example, due to changes in the solar cycle. However, since the 19th century, human activity has been a major contributor to climate change, primarily through the burning of fossil fuels such as coal, oil, and gas. More frequent and intense droughts, storms, heat waves, rising sea levels, melting glaciers, and warming oceans can directly harm animals, destroy their habitats and wreak havoc on human lives and communities. There is a possibility.
Learn more about Climate change here: https://brainly.com/question/1789619
#SPJ4