for present type of development the people depends over use on resources.not conserving for the future.so it is present development is not sustainable

Hey mate here is your answer:

1)The present development is not sustainable because it just meant only for fulfilling the selfish needs and desires of human beings.

2)They are not Eco-Friendly which has give rise to serious problems like global warming, pollution , depletion of ozone layer etc..

3)It has forced humans to exploit resources in an injudicious manner.

Hope it helps you then mark as brainlieast.

#Ridhima.