When is/was the second implementation period of the Kyoto Protocol?

What is the share of renewable energy in the European Union’s final energy consumption (as of January 2017)?

Which of the following statement is incorrect about the Paris agreement?

What is the main source of greenhouse gases emissions in the agriculture at world level?

The use of renewable energy at world level is limited by the fact that

Among these, what is the main source of renewable primary energy production in the European Union?

What is the lifespan of CO2 in the atmosphere?

Which of the following statement about the Kyoto Protocol is incorrect?