This is because predicting the actual economic benefits of the project — a fundamental part of the cost - benefit calculation — is far from an exact science. (politics.co.uk)
Other benefits of the project space include a relaxed, upright position, a good suspension and a more comfortable seat. (projectspacefestival-berlin.com)
In addition to CO2 sequestration, the environmental benefits of these projects in terms of clean air, pure water and improved wildlife habitat are substantial and measurable. (csrwire.com)