With the increasing challenges brought about by climate change, off-grid communities are facing a serious issue of food storage. In hot climate conditions, food often tends to spoil and decay easily, and the lack of appropriate storage facilities further exacerbates this challenge.
Traditionally, humans have employed various methods to store food to ensure it remains less susceptible to spoilage in high temperatures.
Sun-drying: Exposing food to sunlight to remove moisture and prevent bacterial growth. This method is suitable for fruits, vegetables, meats, etc. Sun-dried food can be stored in dry and ventilated environments to prolong its shelf life.
Salt curing/pickling: Immersing or covering food with salt or brine to inhibit bacterial growth and extend shelf life. Salt curing is suitable for meats, fish, etc., while pickling is suitable for vegetables, fruits, etc.
Smoking: Hanging food in a smoky environment to remove moisture and enhance preservation. This method is commonly used for meats and fish.
Underground storage: In some rural areas of Kenya, people have started using underground storage rooms. These environments are relatively cooler and can effectively slow down the rate of food spoilage. Some farmers also utilize the insulating properties of soil to build ceramic containers for storing grains and other food items.
Dry storage: Thoroughly drying or dehydrating food and storing it in dry containers. This method is suitable for nuts, legumes, grains, etc.
In addition to the accumulated experience of storing food throughout history, some regions are taking innovative measures to help people overcome this challenge. By combining traditional wisdom and modern technology, they are exploring various ways to extend the shelf life of food.
Furthermore, the application of solar technology offers new possibilities for food storage. Through solar fridges and solar freezers, people can keep food at lower temperatures, thereby extending its shelf life. This technology is particularly useful in remote areas that often lack an electricity supply.
Apart from technological means, education also plays a crucial role. Community organizations and non-governmental organizations are imparting best practices for food storage and handling to local residents. They teach people how to choose appropriate storage containers, how to properly process and package food, and how to utilize natural resources to maintain food freshness.
However, faced with the dual pressures of climate change and poverty, these measures still encounter some challenges. Issues such as inadequate funding, inadequate infrastructure, and raising community awareness remain obstacles that need to be overcome.
BESTWE aims to bring better living standards to off-grid communities through a range of solar-powered appliances including solar fridges, freezers, televisions, air conditioners, and more.
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