Issam Abu Hadayed, 28, tries to cool off her 5-month-old baby Amira, with a plastic plate as they sit in their tent at a camp for displaced people in Khan Younis, southern Gaza Strip.

A tent camp for displaced Palestinians stretches near the shore during the sunset in Khan Younis, Gaza Strip.

A Palestinian, Adham Sabah, 39, lies outside a tent at a camp for displaced people in Khan Younis, Gaza Strip.

Rida Abu Hadayed, 32, uses water to cool off her 2-year-old daughter Azhar inside their tent at a camp for displaced people in Khan Younis, southern Gaza Strip.

A Palestinian girl cools off in the Mediterranean Sea during a heat wave in Gaza City.

A displaced Palestinian jumps into the water of the Mediterranean Sea to cool down during a heat wave in Khan Younis, Gaza Strip.

Palestinians displaced by the Israeli air and ground offensive on the Gaza Strip, stand in an area at a makeshift tent camp at dusk in Khan Younis, Gaza Strip.

A Palestinian rides a horse at the seafront at sunset in Gaza City.

Displaced Palestinians cool off in the Mediterranean Sea during a heat wave in Gaza City.

Displaced Palestinians ride a small boat as they cool off in the Mediterranean Sea during a heat wave in Gaza City.

Displaced Palestinians cool off in the Mediterranean Sea during a heat wave in Khan Younis, Gaza Strip.