NO TREND IN LANDFALLING TROPICAL CYCLONES OF THE PHILIPPINES
'Despite global warming during the 20th century the number of tropical cyclones annually making landfall in the Philippines did not experience any net change. All variability was merely oscillatory activity around a mean trend of zero slope'
Kubota, H. and Chan, J.C.L. 2009. Interdecadal variability of tropical cyclone landfall in the Philippines from 1902 to 2005. Geophysical Research Letters 36: 10.1029/2009GL038108.