'Trees help humanity by absorbing this gas, but it's released to the atmosphere when they are burned'
carbon dioxide
THE ENVIRONMENT: Trees help humanity by absorbing this gas, but its released to the atmosphere when they are burned
Trees help humanity by absorbing this gas, but it's released to the atmosphere when they are burned
Trees help humanity by absorbing this gas, but it's released to the atmosphere when they are burned
THE ENVIRONMENT
carbon dioxide
THE ENVIRONMENT