
edward rappel

wilhem peettar edward saiman rappel, rupel ennum ucharikkappedunnu (20 november 1794-10 desember 1884) oru jarmman prakrithishaasthranjanum paryavekshakanum aayirunnu, aafrikkayil ninnum arabiyil ninnumulla sasyangaleyum mrugangaleyum kurichulla shekharangalkkum vivaranangalkkum perukettayalaayirunnu. 
jeevacharitram.
rappel undu harniers banki' leeii pankaliyaaya oru sambanna baankarude makanayi frankfurt aam meyinilaanu rappel janichathu. addeham aadyam oru vyaapaariyaakaan vidhikkappettirunnavi 1817-ll sinaay sandarshanathinu sesham henry saltineyum swis-jerman sanjaariyaaya ludwig burkhartineyum kandumutty. addeham uppu upayogichu giza pyramidukalum paryavekshanam cheythu. 1818-ll addeham prakrithicharithrathil thaalparyam valarthiyedukkukayum senkenbergishe naturforshende geselshaftil amgamaayi thiranjedukkappedukayum cheythu. pavia sarvakalaashaalayilum jeenova sarvakalaashaalayilum sasyashaasthrathilum suvologyilum addeham prabhashanangal nadatthi.
1821ll sarjan maikkal hakeoppam sahayiyaayi rappel thante aadya paryaveshanathinu purappettu. avar sinaay marubhoomiyiloode sanjarichu, 1822-ll akhaba ulkkadalilethiya aadyathe europian paryavekshakar. thudarnnu avar sinaay parvvatham vazhi alexandriayilekku pooyi. 1823-ll avar nail muthal nubia vare yaatra cheyyukayum ambucolinu thekkulla pradeshathu saambilukal shekharikkukayum 1825 joolaiyil keyroyilekku madangukayum cheythu. edhiyopiyayiloodeyulla oru aasootritha yaatra masawa vare maathrame athiyulloo, avide partic anaarogyam anubhavapettu.
randaazhchayaayi kappal kaivashappedutthiya kadalkkollakkarumaayi poraadiya sesham 1827ll rappel europilekku madangi. addehathinte abhaavathil, philipp jacob krattshmar rappel ayacha maathrkakal upayogichu "atlas suu derr raise inn nordlichen aphrica" (vadakkan aafrikkayile yaathrakalude atlas) (1826) nirmmichirunnu. frankfurtil vachu addeham neridendi vanna vividha mrugangalekkurichulla vivaranangalode shaasthreeya vivaranagal prasidheekarichu.
1830-ll rappel aafrikkayilekku madangukayum ethiopia (allengil appol ariyappettirunna abyssinia) kadannupoya aadyathe prakrithishaasthranjanaakum cheythu. frankfurt aasthaanamaayulla oru pandita samghadanayaaya senkenberg nechar research sosaittiyaan (senkenberg naturforshendejezershalls) addehathe ayachathu. pazhaya agaadha kayyezhuthuprathikalude aadya shekharanakkaaril oraalaayirunnu addeham. addeham sinaay parvvatham kayari. pinneedu 1831-ll addehathinte samgham 6 maasam massavayil thaamasikkukayum chenkadalil ninnu sasyangalum mrugangalum shekharikkukayum dalak dveepukalilekkum ulnaadan arkkekkoyilekkum addeham yaatra cheyyukayum cheythu. 
49 ottakangalum 40 kovarkazhuthakalum kazhuthakalum thante kaaravanil undaayirunna gondaril ninnulla oru agaadha vyaapaari 'jenatta maariyam' neey addeham kandumuttunnu. avar tigray mekhalayile adigraattilekkum thudarnnu tacassay nadiyude thaazhvarayiloode semine parvathangalilekkum yaatra cheythu. addeham jelada baaboon, valia ibex, bheeman lobelia (lobelia rainkopettalam) enniva padichu. gondaril, praadeshika chakravarthiyaaya aitto saglu dengeyumaayi rappellinu oru koodikkaazhcha labhichu. thudarnnu thaana thadaakathinum neela nailinte ettavum mukalilumulla bhaagathinum sameepam addeham vividha maathrkakal shekharichu. 1833-ll addeham gondar upekshichu kiratsayilekkum athinte aashramathilekkum yaatra cheythu. 1833 joolaiyil party addehathinte shekharavum massavayil ninnu jidda vazhi eejipthilekk kappal kayarukayum rappel marsailekkum frankfurtilekkum madangukayum cheythu. nirbhagyavashaal, addehathinte shekharathil chilath ulla oru russian kappal franch theerathu mungi.
addehathinte shekharam kaaranam, eee varshangalil ekadesham 100 puthiya sasya enangalekkurichu vivarikkapettu. herberiyathil 200-ladhikam maathrkakalundu, koodaathe 25-ladhikam inam vascular sasyangalkk rappellinte peru nalkiyittundu.
adhehavum niravadhi sahakaarikalum kasherukkalekkurichu pothuvaaya prasidheekaranangalude oru parambarayil vivarikkukayum pinneedu pakshikalekkurichulla pusthakangal prathyakshappedukayum cheythu.
vadakkukizhakkan aafrikkayileyum arabiyileyum thante ellah yaathrakalil ninnum, semine woolf ("canis simensis rupel" 1840), valia ibex ("capra vaali" rupel 1835), jelada baaboon ("theropithecus jelada" rupel 1835) ennivayulppede 32 puthiya janussukaleyum 450 inam mrugangaleyum rappel thanne vivarichathayi kanakkaakkappedunnu.
rappel thante yaathrakalekkurichulla vivaranangalum prasidheekarichu
eponymi.
addehathinte perulla enangalil iva ulppedunnu
addehathinte bahumaanaartham namakaranam cheyyappettavayum 

