A team of six scientists from Portugal began their article noting “According to the Intergovernmental Panel on Climate Change, the concentration of carbon dioxide [CO2] in the atmosphere has been increasing since pre-industrial times and is expected to exceed 550 ppm by the middle of the twenty-first century as a direct result of human activities, [...]
Tämä katkelma on tuotu automaattisesti toiselta sivustolta. Lue alkuperäinen kirjoitus tästä.
