What are the tools and techniques used for studying climate change? Plz answer this question

What are the tools and techniques used for studying climate change?

1.	What are the tools and techniques used for studying climate change? Plz answer this question
Answer» By Megan Darby. CAIT Climate Data Explorer – WRI. Climate time machine – NASA. GLOBAL calculator – UK government. Climate Change Calculator – Financial Times. Energy INNOVATION. Fossil fuel ticker – The Guardian. US opinion map – Yale.