The phrase 'challenging outlook' is correct and usable in written English.
You can use it to describe a situation or a set of circumstances that is difficult or complex to manage or resolve. For example, "The current economic situation has a challenging outlook and companies are struggling to remain profitable."
Given the challenging outlook for exploration, both would benefit substantially from Argentine co-operation.
Shares rose 6% to 245p despite the losses and challenging outlook.
The main catalysts for the shares are delivering on the underwriting targets, growing the international franchise, and addressing the challenging outlook for the UK motor lines.
But if you think that's a challenging outlook, imagine what life was like for the last coalition government in the summer of 1941.
Given the challenging outlook for UK public spending we expect the "temporary" contraction has further to run and will last for a while.
This is why what I call competent rebels are needed everywhere: individuals who are able to combine professional capabilities with the fresh, challenging outlook required for progress.
I am bullish on the long-term survival of reefs, but science like this is challenging that outlook".
Maybe it was an article that challenged your outlook on a key political argument, or changed your view entirely.
This entails the argument that a work which challenges our outlook does so because it is enigmatic by nature: it gives rise to difficulties of meaning and interpretation which cannot be explained away by a more fundamental level of understanding.
US investment banking results so far have highlighted lacklustre performance, with the second half of 2012 outlook challenging.
But the outlook was challenging, he said.
