Temporary shelters and food assistance are saving many lives, earthquake survivors say. But they need durable houses as a long-term solution to the crisis.
In Siah Ab, near the epicenter of the quake, local residents held funeral rites for more than 300 victims collected from nearby communities.
The improvements will benefit 825 households in eight villages, alleviating the effects of drought and preventing water-borne diseases.
A city whose population grew from 700,000 to 6 million in 45 years cannot provide enough water for everybody.
This year's outbreak could destroy 1.2 million tonnes of wheat, a quarter of the annual harvest, at a loss of up to $480 million.
The UN's Food and Agriculture Organisation launched a three-week campaign that aims to create short-term employment for locals and combat destructive locusts from swarming farms.
The quake, which struck at about 9.30pm Kabul time on Tuesday and lasted more than 30 seconds, was felt from Central Asia to New Delhi in India -- more than 2,000km away.
China's plans to extract oil and associated gas in Afghanistan endanger the environmental safety and political security of Central Asia, analysts warn.
The lack of public restrooms has been a serious challenge in the city for years.
Temperatures reached as low as -33 celsius over the weekend, killing 70 people and 70,000 cattle -- a vital commodity in poorer sectors of Afghan society.