NASA's Earth Observatory has released a series of satellite images that show the anatomy of the recent flood disaster in Pakistan. The images provide a comprehensive view of the extent of the flooding, the damage it has caused, and the relief efforts that are underway.

The images show that the flooding has affected an area of more than 100,000 square kilometers (39,000 square miles), an area larger than the country of Portugal. The floods have displaced more than 18 million people, destroyed more than 1 million homes, and caused an estimated $10 billion in damage.

The images also show the challenges that relief workers are facing in reaching the affected areas. Many roads and bridges have been destroyed, making it difficult to transport food, water, and other supplies to those who need them. The flooding has also contaminated water sources, increasing the risk of disease outbreaks.

Despite the challenges, relief efforts are underway. The Pakistani government is working with international aid organizations to provide food, water, and shelter to those who have been displaced. The United States has also pledged $100 million in assistance.

The NASA images provide a valuable tool for understanding the extent of the flood disaster in Pakistan and the challenges that relief workers are facing. The images can also be used to track the progress of relief efforts and to help ensure that aid is reaching those who need it most.