context: Published comments on Kenya's Capital FM website by Liu Guangyuan, China's ambassador to Kenya, at the time of President Kenyatta's 2013 trip to Beijing, said, "Chinese investment in Kenya ... reached $474 million, representing Kenya's largest source of foreign direct investment, and ... bilateral trade ... reached $2.84 billion" in 2012. Kenyatta was "[a]ccompanied by 60 Kenyan business people [and hoped to] ... gain support from China for a planned $2.5 billion railway from the southern Kenyan port of Mombasa to neighboring Uganda, as well as a nearly $1.8 billion dam", according to a statement from the president's office also at the time of the trip. Base Titanium, a subsidiary of Base resources of Australia, shipped its first major consignment of minerals to China. About 25,000 tonnes of ilmenite was flagged off the Kenyan coastal town of Kilifi. The first shipment was expected to earn Kenya about Shs15 – Shs20 Billion in earnings. China has been causing environmental and social problems that include the recent suspension of the railway project.
question: কী কারণে চীন তাদের রেল প্রকল্প স্থগিত করেছে?
answers: environmental and social problems environmental and social problems environmental and social problems