Fisherman Miskan's wife Faridah, 37, stands by a window which has been repurposed into a door for their house, affected by land subsidence, at Tambaklorok village in Semarang, Central Java province, Indonesia, November 27, 2019. Picture taken November 27, 2019. Thousands of people in Asia and Europe joined rallies demanding more action on climate change on Friday, aiming to force political leaders to come up with urgent solutions at a United Nations conference that starts on Monday. REUTERS/Willy Kurniawan

A worker operates an excavator at a construction site, building a wave breaker, near Tambakrejo, a village affected by rising sea level and land subsidence in Semarang, Central Java province, Indonesia, November 28, 2019. Picture taken November 28, 2019. Resident have to set aside some money so they can elevate their house every few years due to worsening tidal floods in his village, which is sitting below sea level on the northern coast of Indonesia's central Java province. REUTERS/Willy Kurniawan

Kusno, a 67-year-old worker, pulls a wheelbarrow carrying soil to be used to raise the floor of a house affected by land subsidence at Tambaklorok in Semarang, Central Java province, Indonesia, November 26, 2019. Picture taken November 26, 2019. It is also home to more than a fifth of the world's mangrove forests, which naturally help keep out high tidal waters. But for years, coastal communities have chopped down mangrove forests to clear the way for fish and shrimp farms, and for rice paddies. REUTERS/Willy Kurniawan

Aisyah Ayu, a 4-year-old girl, plays near a house affected by land subsidence at Tambaklorok village in Semarang, Central Java province, Indonesia, November 26, 2019. Picture taken November 26, 2019. Many residents, often poor fishermen, are either reluctant to leave their homes or simply have nowhere to go further inland on Java, home to around 140 million people. REUTERS/Willy Kurniawan

A damaged building which used to be a factory is pictured near the coastal area of Semarang, which has been affected by land subsidence and rising sea level, in Central Java province, Indonesia, November 26, 2019. Picture taken November 26, 2019. In some places, hundreds of metres of coast that used to be lined with mangroves have now been swallowed up by the sea. The government has scrambled to work with environmental groups to replant mangroves, build dykes and relocate some people. REUTERS/Willy Kurniawan

A cat looks on in front of a damaged house, which has been abandoned due to the rising sea level and land subsidence, at Tambakrejo village in Semarang, Central Java province, Indonesia, November 25, 2019. Picture taken November 25, 2019. The government also launched a program 'Kampung Iklim' to help mitigate climate change impact by educating the community on trash and water management with active participation from local villagers. Hadi's village could be one of them soon, an official from Semarang Environment Department said. REUTERS/Willy Kurniawan