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Siamo vicini al baratro climatico, ma si può ancora tornare indietro

A man walks in an area affected by the drought near the Solimões River, in Tefe, Amazonas state, Brazil, Wednesday, Oct. 19, 2022. Months after enduring floods that destroyed crops, thousands of families in the Brazilian Amazon are now dealing with severe drought. (AP Photo/Edmar Barros) A man walks in an area affected by the drought near the Solimões River, in Tefe, Amazonas state, Brazil, Wednesday, Oct. 19, 2022. Months after enduring floods that destroyed crops, thousands of families in the Brazilian Amazon are now dealing with severe drought. (AP Photo/Edmar Barros)
A man walks in an area affected by the drought near the Solimões River, in Tefe, Amazonas state, Brazil, Wednesday, Oct. 19, 2022. Months after enduring floods that destroyed crops, thousands of families in the Brazilian Amazon are now dealing with severe drought. (AP Photo/Edmar Barros) A man walks in an area affected by the drought near the Solimões River, in Tefe, Amazonas state, Brazil, Wednesday, Oct. 19, 2022. Months after enduring floods that destroyed crops, thousands of families in the Brazilian Amazon are now dealing with severe drought. (AP Photo/Edmar Barros)
  • Il Programma ambientale delle Nazioni unite (Unep) ha appena stilato una preoccupante contabilità del carbonio, prefigurando le possibili traiettorie della crisi climatica. 
  • Ve lo dico subito come andrà a finire verso il 2100. La temperatura media non salirà di 3-4° C perché il mondo qualcosa sta facendo. È però troppo poco per contenere il surriscaldamento attorno agli 1,5° C che servirebbero a scongiurare le conseguenze peggiori. 
  • Il tempo perso in passato e la forza d’inerzia determineranno comunque un aumento delle temperature medie attorno a 2,5° C., condannando il mondo a un collasso ecologico.

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