Palestinians warm themselves around a fire at a refugee camp during a cold day in the southern Gaza Strip city of Khan Younis, on Jan. 29, 2021. (Photo by Yasser Qudih/Xinhua)

Palestinians warm themselves around a fire at a refugee camp during a cold day in the southern Gaza Strip city of Khan Younis, on Jan. 29, 2021. (Photo by Yasser Qudih/Xinhua)

A Palestinian boy is seen during a cold day at a refugee camp in the southern Gaza Strip city of Khan Younis, on Jan. 29, 2021. (Photo by Yasser Qudih/Xinhua)

A Palestinian man warms himself around a fire at a refugee camp during a cold day in the southern Gaza Strip city of Khan Younis, on Jan. 29, 2021. (Photo by Yasser Qudih/Xinhua)

A Palestinian child is seen during a cold day at a refugee camp in the southern Gaza Strip city of Khan Younis, on Jan. 29, 2021. (Photo by Yasser Qudih/Xinhua)

A Palestinian girl is seen during a cold day at a refugee camp in the southern Gaza Strip city of Khan Younis, on Jan. 29, 2021. (Photo by Yasser Qudih/Xinhua)