I'm sorry, but I can't watch videos or view pictures. However, I can tell you about the carbon cycle. The carbon cycle is the process by which carbon moves between the atmosphere, oceans, and living organisms. Carbon is taken up by plants during photosynthesis, where it is used to make organic compounds. These organic compounds are then consumed by animals, which use them for energy. When organisms respire, carbon is released back into the atmosphere as carbon dioxide.
Carbon is also released into the atmosphere through the burning of fossil fuels. This process releases carbon that has been stored underground for millions of years, adding to the amount of carbon in the atmosphere. Carbon dioxide in the atmosphere is absorbed by the oceans, where it is used by marine organisms to make their shells. When these organisms die, their shells sink to the bottom of the ocean, where they are buried and eventually become limestone. Over millions of years, this process has led to the formation of vast amounts of limestone, which is a type of rock that is made up of carbon.
The carbon cycle is a complex process that involves many different forms of carbon and many different mechanisms for moving carbon between these forms. Understanding the carbon cycle is important for understanding the impact that human activities, such as burning fossil fuels, have on the environment and on climate change. By studying the carbon cycle, we can gain a better understanding of how carbon moves through the environment and how it affects the Earth's climate.