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Syndication

Thu, 23 May 2019
Norteko Ferrokarrilla/2019-05-17/Ibai handiak zatikatuta

Nature aldizkarian argitaratutako ikerket batek dio ibai handi gutxi direla munduan isuri librekoak. Alegia, presa asko eraikita daude haien ibilbidean, eta ekologoek ohartarazi gaituzte kalte ekologiko handiak eragiten duela egoera horrek.

Direct download: NFXXIII-36a.mp3
Category:science -- posted at: 4:00pm EDT