However, recently, environmental officials have become increasingly active in blocking new industrial development.

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Young European collectors have also become increasingly active, he adds.

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Ozertem told CNN he is unaware of any links between DHKP-C and al Qaeda-type actors, but the possibility can't be entirely dismissed because al Qaeda sympathizers have become increasingly active in the region.

CNN: Turkish attack a reminder of Cold War dynamics

Beijing-based Bank of China has become increasingly active as a lender to U.S. property developers since late 2009, joining scores of well-capitalized Chinese investors who have helped fuel a commercial real-estate recovery in U.S. cities.

WSJ: Bank of China Eyes Expansion Into U.S. Securitization