Cork has little negative impact on the environment, as harvesting practices are sustainable. Cork Trees must be at least 25 years old before its bark can be harvested, and then every 14-15 years after. These trees can live to be over 500 years old, with a typical life span of 200.
Cork flooring is a by-product of manufacturing cork stoppers for wine bottles. The residuals from the cork stopper industry are used to make the cork flooring, and cork flooring manufacturing produces nearly zero waste.
Cork resists cracking and abrasions. It is impermeable to gas and liquid. When properly maintained, cork can last 40-50 years, or more.
Cork is naturally resistant to mold, mildew and termites. It does not off gas or shed microfibers, so it does not negatively affect indoor air quality.
Cork gives when compressed, therefore providing a cushion with your step, as well as a softer surface for areas prone to prolonged standing (ie. Kitchen).
Cork is a natural thermal and Acoustic insulator. This means rooms with cork are naturally warmer and more quiet.