Join Doraemon and Nobita on a wild time-machine ride through volcanic eruptions, smoky factories, and acid rain as they uncover the invisible pollutants lurking in our air! From sulphur dioxide to sneaky carbon monoxide, this adventure will make you think twice about every breath you take. 

Join Doraemon and Nobita on an epic quest to build the perfect planet — only to discover that Earth's delicate carbon cycle is an engineering marvel no gadget can replicate! From photosynthesis to fossil fuels, find out why keeping our atmosphere's tiny 0.04% of CO₂ in balance is the greatest challenge of all. 

Join Doraemon and Nobita on a jaw-dropping trip to a flooded future where the Merlion is underwater! Witness firsthand how melting ice caps, acidifying oceans, and scorching heatwaves could reshape our world — and why every kilogram of carbon matters today.