Bonjour pouvez-vous m'aider s'il vous plaît exercice 2 et 3 ​

Réponse :

2-

a- Droughts have become longer since the 1970s.

b- Temperatures average have risen more quickly since 1979.

c- The last scientists have learned a lot in 10 years.

d- How much has the global temperature risen in the last 100 years?

3-

a- The average temperature has risen  by 3 °F since the middle of the past century.

b- Alaska's hottest years on record have occurred  since the start of the decade.

c- Large wildfires have  become more frequent for the last 10 years.

d- Muir Glacier has retreated more than 12 kilometres since 1941.

e- Sea ice extent has declined since the end of the 1970s.

f- Climate change has increased erosion and flooding for the past decades.​