cooking

.A Kurdish refugee girl, who is from the Syrian town of Kobani, cooks outside her tent at a refugee camp in the border town of Suruc, Sanliurfa province November 20, 2014.

Osman Orsal/Reuters

A Kurdish refugee girl, who is from the Syrian town of Kobani, cooks outside her tent at a refugee camp in the border town of Suruc, Sanliurfa province

An Indian woman carries cow dung to prepare cow dung cake on the outskirts of Allahabad, India, Wednesday, Oct. 22, 2014. Cow dung cakes are popularly used as fuel for cooking in rural India.

Rajesh Kumar Singh/AP

An Indian woman carries cow dung to prepare cow dung cake on the outskirts of Allahabad, India on Wednesday. Cow dung cakes are popularly used as fuel for cooking in rural areas

Aisha carries coal to be used for cooking and heating from a brick-making factory in Jalalabad...Aisha 11, carries coal to be used for cooking and heating from a brick-making factory in Jalalabad December 17, 2013.

Parwiz/Reuters

Aisha 11, carries coal to be used for cooking and heating from a brick-making factory in Jalalabad, Afghanistan