COMPOSTING: DEFEATING HARMFUL SOIL SALINITY

I remember noticing a gradual development of a white crust on the surface of my soil while doing tomato farming. At first I brushed it aside as some soil discoloration brought about by some unkown phenomenon. But it didn't take me long to notice most of the soil around my plant roots turning white and … Continue reading COMPOSTING: DEFEATING HARMFUL SOIL SALINITY

WATER IS LIFE: A GEOLOGICAL ‘RAW DEAL’

The descent into Kenya's Rift Valley is a scene to remember. The escarpment abruptly lets you into an open space with your eyes wandering tens if not hundreds of miles away through the plains with volcanoes protruding from them. Kenya's Rift Valley is the country's food basket inhabited by hardworking people. But sections of them … Continue reading WATER IS LIFE: A GEOLOGICAL ‘RAW DEAL’

THE FOOD CHAIN AND PERSISTENT PESTICIDES

Though pesticides are meant to help manage pests and diseases, some linger in our environments long after use. Such is the case with a special class of pesticides called organochlorines. Organochlorines are chemicals adversely categorised by the UN Stockholm convention as persistent organic pollutants (POPs). These are chemicals which once released into the environment, are … Continue reading THE FOOD CHAIN AND PERSISTENT PESTICIDES

THE FOOD CHAIN AND THE FERTILIZER DILEMMA

Food stimulates our taste buds and delivers the nutrients our bodies so much need. Also, it’s common knowledge that fruits and vegetables provide us with the nutrients, antioxidants and health benefits our bodies crave for helping us in combating a spectrum of lifestyle diseases. But besides the range of benefits that accrue from such foods, … Continue reading THE FOOD CHAIN AND THE FERTILIZER DILEMMA

HEXAVALENT CHROMIUM: HALTING THE RISKY ADVANCE

The confusing thing about chromium is it exists in different forms: trivalent and hexavalent chromium. Interestingly whereas trivalent chromium is used as a food supplement, chromium in it's hexavalent form is a potent human carcinogen associated with lung and stomach cancers. Hexavalent chromium prevalence in the environment is dictated mainly by human activities. Two come … Continue reading HEXAVALENT CHROMIUM: HALTING THE RISKY ADVANCE