By reducing the need for fossil fuels through the use of the ethanol biofuel.
Because peter the great had conquered the area formerly known as petrograd
Explanation:
he has done this because British people recognise the name David more as it is common in the UK.
Answer: approximately 6.28 m
Explanation: C = 2 π r
D = 2 r
C = d = π x 2 ≈ 6.28319 m
Kuril island hope it helps