![Mount Merapi volcano spews smoke in Java island, Indonesia, Jan. 6, 2019. (Photo/VCG)](http://www.ecns.cn/hd/2019/01/08/8cf7d3ea7d1d4613b0680acdf02c574b.jpg)
Mount Merapi volcano spews smoke in Java island, Indonesia, Jan. 6, 2019. (Photo/VCG)
![Mount Merapi volcano spews smoke in Java island, Indonesia, Jan. 6, 2019. (Photo/VCG)](http://www.ecns.cn/hd/2019/01/08/d5a97116d43a4aa1a15dfd2e52b8d4fa.jpg)
Mount Merapi volcano spews smoke in Java island, Indonesia, Jan. 6, 2019. (Photo/VCG)
![Mount Merapi volcano spews smoke in Java island, Indonesia, Jan. 6, 2019. (Photo/VCG)](http://www.ecns.cn/hd/2019/01/08/3b5154b7fb9a406382baad8ffad28f40.jpg)
Mount Merapi volcano spews smoke in Java island, Indonesia, Jan. 6, 2019. (Photo/VCG)