Mute
Fátima Fernandes eng
https://p.dw.com/p/15xqq  Anéis de árvores revelam oscilações climáticas 01/09/20121 de setembro de 2012 Estruturas da madeira armazenam informações sobre temperatura, precipitações, erupções de vulcões e incêndios florestais. A partir dos anéis das árvores, cientistas reconstruíram o clima da era romana até 1900. https://p.dw.com/p/15xqq ANÚNCIO Todo ano, da primavera ao outono, as células sob a casca de uma árvore se dividem, formando um novo anel de crescimento. Cada anel é diferente
Follow
54
5
20
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