The Ecuadorian sierra, or Andean region, has during recent decades witnessed a marked expansion of nature conservation initiatives.
The last decade has witnessed a marked shift in the value placed on vocational services in substance dependency treatment.
The past two or three decades have witnessed a marked escalation in Muslim-Coptic tensions, with violence erupting at increasingly shorter intervals.
The picture, however, is changing rapidly; indeed, this year has already witnessed a marked change in Chinese attitudes.
Also, he said, "we have witnessed a marked improvement in incidents of exchange of fire" with Pakistani soldiers.
Tattooists themselves say they've witnessed a marked increase in the numbers of customers coming back for a repeat needling.
"Activity overall witnessed a marked increase in February over January both among house buyers and those looking to refinance existing arrangements".
And, confirming prior research, he found that their innovation rates, in terms of number of new patents, indeed witnessed a marked drop after the pool's formation.
Thus, although recent decades witnessed a marked increase in published research on psychiatric stigma [ 37], this trend was not reflected in the present review.
Hassan Amanullah, a UNICEF Project Officer, has witnessed a marked improvement in the school: "More than 50 per cent of the children here were affected," he said.
"If you remove cars from highways, you'll see a marked decrease in auto-related deaths," he said.
