According to David Biello, how does the emission of greenhouse gases correlate with global wealth distribution? Question options: The 3 billion lowest income populationcontribute only 7% of global green house gases, mainly from cooking fires The global middle class contributes the majority of greenhouse gas emissions, primarily through transportation. The wealthiest 500 million people emit 50% of global greenhouse gases, Universities and Colleges globally are the number 1 contributor to green house gas emissions