Emerald ash borer (EAB), Agrilus planipennis Fairmaire, ndi kachilombo kodabwitsa komwe kanapezeka kum'mwera chakum'mawa kwa Michigan pafupi ndi Detroit m'chilimwe cha 2002. Tizikumbu tachikulire timadya masamba koma siziwononga pang'ono. Mphutsi (gawo losakhwima) zimadya makungwa amkati a mitengo ya phulusa, kusokoneza mphamvu ya mtengo kunyamula madzi ndi zakudya.
Emerald ash borer mwina anafika ku United States atanyamula matabwa olimba omwe amanyamulidwa m'sitima zonyamula katundu kapena ndege zochokera ku Asia kwawo. Emerald Ash Borer imakhazikitsidwanso m'maboma ena khumi ndi awiri ndi mbali zina za Canada. Ngakhale Emeral Ash Borer silinakhale vuto ku California, lingakhale mtsogolo.
Pofuna kuphunzitsa anthu za zotsatira za Emeral Ash Borer, USDA Forest Service, Michigan State University, Ohio State University, ndi Perdue University apanga mndandanda wa ma webinars aulere otchedwa Emerald Ash Borer University. Pali ma webinars asanu ndi limodzi kuyambira February mpaka April. Kuti mulembetse, pitani ku Tsamba la Emerald Ash Borer. Kudzera mu pulogalamu ya EABU, anthu aku California amatha kukonzekera tizilombo toyambitsa matenda komanso kuphunzira njira zothana ndi mitundu ina yachilendo ngati Goldspotted Oak Borer.