Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Shahararren masanin mahaukaciyar guguwa William M. Gray da abokan aikinsa a Jami'ar Jihar Colorado suna ba da hasashen ayyukan mahaukaciyar guguwa kowace shekara, daban da National Oceanic and Atmospheric Administration (NOAA). Gray ta tawagar ƙaddara da talakawan yawan hadari da kakar tsakanin 1950 da 2000 ya zama 9.6 wurare masu zafi hadari, 5.9 hurricanes, da kuma 2.3 manyan hurricanes (hadari wucewa Category 3). Lokaci na al'ada, kamar yadda NOAA ya bayyana, yana da guguwa 9 zuwa 12, wanda 5 zuwa 7 ya kai ƙarfin guguwa kuma 1 zuwa 3 ya zama manyan guguwa.  Tambaya: A ina ne Gray da tawagarsa suke aiki?
Jami'ar Jihar Colorado