as his negotiations on change or the package of on climate and energy has without doubt strengthened our arguments and efforts to our international effective measures is not necessary but feasible
As far as international negotiations on climate change are concerned, the package of measures on climate change and energy has without doubt strengthened our arguments and efforts to persuade our international partners that taking effective measures is not only necessary but also feasible.
As as negotiations on change are the package of on climate and energy has without doubt strengthened our arguments and efforts to our international effective measures is not necessary but feasible.