Sentence examples for mortality has heightened from inspiring English sources

Since the appearance of West Nile virus (WNV) in North America in 1999 (1 ), interest in surveillance of bird mortality has heightened among epidemiologists and other public health personnel (2 ).

The Barn Owl Trust said that the bodies of 91% of the birds that had been found dead had contained rat poison, which has heightened fears that the use of rodenticides is having a serious impact on the birds' mortality rates.

The one-child policy has heightened competition.

The dismal economy has heightened political discontent.

If anything, she has heightened it.

The nuclear crisis in neighboring Fukushima Prefecture has heightened fears.

All this has heightened Palestinian fears about Israeli intentions.

The collapse has heightened concerns about mining safety in Peru.

Timidity has heightened Ms Hunt's sensual world.

He added: "Testing has heightened awareness.

The Aug. 26 election has heightened frustrations.