This is the process of reducing carbon dioxide emissions by moving away from carbon-heavy energy sources like coal and oil, and transitioning to cleaner alternatives such as wind, solar, and other renewables. Decarbonisation also involves improving energy efficiency, electrifying sectors that still rely on fossil fuels, and using technologies to capture carbon before it enters the atmosphere. The aim is straightforward: cut carbon, protect the planet.
What is green hydrogen, really? It is hydrogen made with renewable electricity—but the part most articles miss is this: hydrogen does two very different jobs. Sometimes it is a chemical ingredient used in fertilizer and industry. Other times it is an energy carrier used to store clean electricity for later. Once you see that split, green hydrogen stops sounding like futuristic jargon and starts making sense.
Carbon capture is like a coffee filter for the planet—trapping CO₂ before it can heat up our world. From high-tech smokestack filters to nature’s own photosynthesis, here’s how we can clean up past pollution, prevent future emissions, and turn a climate problem into a resource.