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Syndication

Thu, 21 June 2018
Norteko Ferrokarrilla/2018-06-15/Baobad zaharren tragedia

Afrikako Baobad zaharrenak hiltzen ari dira. Baita altuenak ere. Eta zientzialariek ez dakite zergatik den hori. 2.000 urtetik gora bizi dira zuhaitz horiek, baina azken 12 urteetan, bat-batean, zaharrenetako asko hil egin dira. Hipotesi batzuk daude heriotza horiei buruz, infekzioekin eta lehorteekin zerikusia dutenak, baina arrazoia ez da ezaguna.

Direct download: NFXXII-41a.mp3
Category:science -- posted at: 3:03am EDT