Sometimes I volunteer at an urban farm]=
What are some things you do when volunteering that is the practice of cultivation right? 
Urban farming is growing crop in the the urban areas. I help weed the areas, water them, and transplant the plants when needed. Mostly onions.
Organic farming
Organic farming is an alternative agricultural system which originated early in the 20th century in reaction to rapidly changing farming practices. Certified organic agriculture accounts for 70 million hectares globally, with over half of that total in Australia. Organic farming continues to be developed by various organic agriculture organizations today. It is defined by the use of fertilizers of organic origin such as compost manure, green manure, and bone meal and places emphasis on techniques such as crop rotation and companion planting. Biological pest control, mixed cropping and the
and urban as well as industrial users. Falling water tables and the resulting increase in the energy needed to pump water will make the practice of irrigation more expensive, particularly when with drier conditions more water will be required per acre. Other strategies will be needed to make the most efficient use of water resources. For example, the International Water Management Institute has suggested five strategies that could help Asia feed its growing population in light of climate change. These are:
- Modernising existing irrigation schemes to suit modern methods of farming