'sustainable development preserves natural means and resources for future generation 'clarify with example.​

Sustainable development is the management of renewable resources for the good of the entire human and natural community. Built into this concept is an awareness of the animal and plant life of the surrounding environment, as well as inorganic components such as water and the atmosphere. The goal of sustainable development is to provide resources for the use of present populations without compromising the availability of those resources for future generations, and without causing environmental damage that challenges the survival of other species and natural ecosystems.

Read more: Sustainable Development - Natural Resources, Economics, Sustainable Development And Sustained Growth, Sustainable Development - Renewable, Environmental, Humans, and Ecosystems - JRank Articles https://science.jrank.org/pages/6642/Sustainable-Development.html#ixzz702UR96hk

c. taught scientists many new things about the earth, but not other planets.

explanation:

a factory opens that mass-produces light bulbs.

explanation:

not sure if that's an answer to your questions but this is an example! : )