Carbon is the sixth element, the building block of all known life, and the fulcrum of our planet's climate system. It cycles through atmosphere, ocean, soil, and rock in a process that has been running for four billion years. We are, quite literally, made of carbon.
Understanding carbon is not optional. It is the prerequisite for understanding both the crisis we face and the solutions we might build.
Carbon moves. It rises from volcanoes and forest fires, is drawn down by photosynthesis and ocean absorption, accumulates in limestone and fossil fuels over millions of years, then is released again. This cycle maintained atmospheric balance for aeons -- until we learned to release stored carbon faster than the planet can absorb it.
ATMOSPHERIC CO2: 420 PPMHumanity's attempt to put a price on carbon has created the world's most complex environmental market. Carbon credits, offsets, cap-and-trade systems, and carbon taxes all represent different philosophies about how to account for the cost of emissions. None is perfect. All are necessary experiments.
Direct air capture technology can now remove CO2 from the ambient atmosphere. The challenge is scale: current facilities capture in a year what global emissions produce in seconds. The math is daunting but the engineering is real, and every ton captured is a ton not warming the planet.
CURRENT DAC CAPACITY: 0.01 MT/YEAR