China’s hottest tech giants – Alibaba, Xiaomi, and Baidu – are making a splash on a global scale. But even as they battle for market shares, they are also helping Chinese people fight against pollution with newly released tech products that monitor air, water, and food pollution. While the government struggles to keep the country’s airways clean, these companies are enabling ordinary Chinese citizens to take environmental health into their own hands.Increasingly, Chinese people are eating, breathing, and drinking pollution. Here are some sobering statistics: