International climate and energy policies, including the EU’s 20-20-20 agenda, often contain three key elements: reducing carbon dioxide emissions, investing in renewable energy sources, and improving energy efficiency.
International klima at enerhiya patakaran, kabilang ang 20-20-20 agenda ng EU, na madalas na naglalaman ng tatlong pangunahing mga elemento: ang pagbabawas ng carbon dioxide emissions, pamumuhunan sa nababagong enerhiya pinagmulan, at pagpapabuti ng enerhiya kahusayan.