Crédito: PixabayPequenas aberturas na superfície das folhas, conhecidas como estomas, permitem que as plantas “respirem”, regulando a perda de água por evaporação. Estes poros também gerem a ingestão de dióxido de carbono necessário para a fotossíntese e o crescimento.Desde o século XIX que os cientistas sabem que as plantas alargam os poros estomáticos para...
As temperaturas globais estão a aumentar, com 2023 a ser oficialmente reconhecido como o ano mais quente de que há registo. Um estudo recente sugere que a integração da natureza nas zonas urbanas pode atenuar os picos de temperatura durante as ondas de calor.Se reside perto de regiões arborizadas, provavelmente sabe que procurar sombra...
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