Sustainability is determined by the World Commission on the Environment and Development as "development that fulfills the needs of the present without compromising the ability of future generations to satisfy their own needs." After the release of the Commission's report in 1983, prospering discussions amongst leaders concentrated on identifying mechanisms that deal with sustainability problems. The forestry sector started sustainable woodland management as a concrete measure to ensure solid timber supply without ruining watersheds, habitats, and forest value. The focus was on sustainable yield, indicating the amount of tress harvested is being replaced by the same quantity being planted. Sustainably-managed woodlands, both public and exclusive, produce sustainable wood products. How does the consumer know items are made from sustainable wood? There are nationwide companies or intercontinental networks that give certification. Examples of these are the Australian Forest Accreditation Scheme (AFCS), Program for Endorsement of Forest Accreditation (PEFC), and the Forest Stewardship Council (FSC). Each sticks to a set of internationally-agreed Basics on woodland management. The FSC, for instance, gives certification to business that meet their requirements. FSC-certified ways that the product was produced in a way that was environment-friendly, responsible, and financially feasible. A chain-of-custody assessment, where independent auditors inspect the source of the product from the woodland to the supplier up to the vendor, is also done for items looking for FSC-certification. Therefore, an FSC-certified wood stems from a sustainable source and an FSC-certified paper from a responsibly-managed woodland. Consumers' desire for sustainable wood items contributes to the decrease of carbon in the ambience. In the process of photosynthesis, trees soak up carbon dioxide from the ambience and break this down to discharge oxygen and preserve carbon. When trees are cut and changed into different wood products, carbon remains in the wood. Therefore, the cycle of harvesting and planting trees means more trees have the ability to store even more carbon. However, the logging task has to be carried out within a sustainably taken care of system to prevent additional damage of woodland resources and loss of habitat for different organisms. Woodworking is an energy-efficient and environment-friendly task. Aside from the individual gains that a wood enthusiast gets from this hobby (soothing tension, artistic expression, practical uses) it is also important to acknowledge that woodworking is a concrete response to the issue of climate modification. Woodworkers have to know where their products came from and how these reach them. When confronted with the choices of what to purchase, it is best to obtain the sustainable wood. For more on this, see: wood shed plans