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Showing posts from January, 2026

Waterborne disease and their causes.

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Water is essential for life, yet for many Kenyans, it is also a source of disease and death. In recent times, Kenya has experienced outbreaks of waterborne diseases such as cholera, typhoid, and diarrhea, especially following heavy rains and floods. These outbreaks highlight the close connection between water quality, sanitation, and public health, and they raise serious questions about access to safe drinking water. Waterborne diseases are caused by microorganisms such as bacteria, viruses, and parasites that contaminate water sources. Cholera, for example, is caused by the bacterium Vibrio cholerae, which spreads through water contaminated with human waste. Typhoid fever is caused by Salmonella typhi, while diarrhea can result from multiple pathogens such as E. coli and rotavirus. These organisms are invisible to the naked eye but can cause severe illness once ingested. In early 2025, the Kenyan Ministry of Health declared a cholera outbreak during the long rainy season. Cases were r...

Climate change and it's effects to agriculture

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 mate change and it's effects to agriculture  Climate change is no longer a distant scientific prediction for Kenya, it is a lived reality affecting millions of people across the country. From prolonged droughts in the north to devastating floods in the west and coastal regions, Kenya is increasingly experiencing extreme weather events that scientists directly link to global climate change. While Kenya contributes very little to global greenhouse gas emissions, it is among the countries most vulnerable to the impacts of a warming planet. At the heart of climate change is a scientific process known as the greenhouse effect. Gases such as carbon dioxide, methane, and nitrous oxide trap heat in the Earth’s atmosphere. Human activities,including burning fossil fuels, deforestation, and industrial agriculture have increased the concentration of these gases, causing global temperatures to rise. In Kenya, scientific data from meteorological stations show rising average temperatures a...