Search Engine with change

Search Engine may change the business of other search engine and it may become popular.
Now http://ecosia.org it says it donate the profit of it earned to rain forest project to reatin the forest.I used it and i find out .
Cons:
1.BING search engine
2.Good lock
3.quick load
4.social marketing
Cons:
1.no search engine
2.still depend on other search engine.