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Tuesday 28 January 2014

The Black Land

(First in a series exploring the geography and ecology of Ancient Egypt and its surroundings)


Egyptologists have been telling us since the late 19th Century that the name “Kemet” (the Black Land or “Black Earth”) was the name the Black People gave to their country because of the rich, dark mud the Nile River left behind every Inundation. The Nile River flooded every year before the Aswan High Dam was built and Lake Nasser created in the 1960s. In the past, the soil was so fertile that it is widely believed that it allowed the Ancient Egyptians two and sometimes more harvests per year.

None of this is controversial, of course. It’s easy to believe and quite credible that the sediments carried by the Great River over the millennia from its east African drainage basin, and possibly from the equatorial rain forests of central Africa, brought with them nutrient-rich sediments northward with the flow of the Nile. These then accumulated along the banks of the Great River and over the eons, filled the Nile Delta. Thus the Delta grew into the Mediterranean like a fan-shaped intrusion, resembling the blossoming petals of the lotus flower (the water lily).

Recently I was reading about “Black Earth” within a whole different context -- the Amazon jungle of Mato Grosso (“thick bush” in Portuguese). Recent research in the area has revealed some very interesting things -- from the “lost city” of El Dorado to something a little more interesting even than that mirage -- namely “terra preta” or “black earth” in Portuguese. This appears to be a purely anthropogenic soil created by indigenous people during an estimated period ranging from hundreds to thousands of years.

Terra preta contains high concentrations of low-temperature charcoal, high quantities of pottery shards, organic matter (plant residues, animal faeces, fish and animal bones), and nutrients such as nitrogen, phosphorus, calcium, zinc, and manganese, among other materials. High levels of micro-organic activity are evident in the soil and the soil itself is less prone to nutrient leaching, which is a major problem in most rain forests. This is rich, black soil with a high degree of organic content. In other words, it appears as if the ancient people of the Amazon basin were very active “composting” their waste to revitalize the soil for many centuries. Something that we've dropped the ball on as a society since the Hippies disappeared and Monsanto has taken over... in order to destroy our soil and our agriculture.

It’d be an interesting thing to study whether this kind of “terra preta” activity occurred in Ancient Egypt also. Could the Black People have “composted” just as the Amazonians certainly did? Perhaps. The Black People were not a wasteful people and above all they were extremely practical. The question is: Under what ecological conditions did the Ancient Egyptians actually live. I certainly find it hard to believe that they lived in the desert that the modern Egyptian lives in. I’m of the opinion that the desertification of the Sahara (the northward movement of the Sahara as a desert) probably had a significant impact at the end of the Ancient Egyptian civilization (let's say from the period beginning with the Persian invasion and rule around 525 to 332 B.C., with a brief interlude of independence, until Alexander the Great ended the Achaemenid reign in the Nile).

I can’t imagine that 3,000 to 5,000 years ago the Nile Valley was just an oasis in the middle of a desert, as it is today. My take is that it was probably, at worst, a Savannah, and more than likely, a far wetter environment than what we find today. From the research I’ve done on the Battle of Megiddo for “The Horizon Keeper,” and especially on the Gaza Strip, which was the main fortification line the Black People used as their “buffer zone” against the Red People immediately to the north (the Palestinians, Mitanni, etc.) is that both the Mediterranean and the Red Sea were much higher and therefore that isthmus was far “narrower” than it appears on our maps today. I was able to determine that along the Gaza Strip the sea receded and there was far more “fresh water” available in lakes and lagoons than there is today.

In other words, the Middle East has been suffering from an ongoing millennial process of “desertification,” just as the Iberian Peninsula and southern Spain, specifically, is undergoing today. Rainfall drops off, soil is depleted, and rivers, channels, and ports are made useless under accumulating sediments and human activity (including waste production). This ancient desertification is not as evident on the littoral of the Mediterranean Basin as it is somewhat to the south in the Red Sea and the Arabian Sea.

For example, the fortress city of Tjaru, the frontier of the Two Lands in 1457 B.C. and the “Port Said” of the ancient world, was on the coast of the Mediterranean -- 47 kilometres from where Port Said is today. In other words, the Mediterranean Sea has receded that far in 3,000 years (or at least, some approximation of that distance).

Where the “Great Bitter Lake” now breaks up the narrows of the Suez Canal, the whole area was under the waters of the Gulf of Suez 3,500 years ago. Naturally, these are not “earth-shaking” revelations. Nevertheless, more water where land now stands dry is the product of desertification and that process does cause the climate to change (if anything, simple Physics tells us that refraction and reflection of sunlight from the ground alone warms up the air).

I don’t want to turn this into a scientific treatise. The point I want to make is that it’s easily conceivable that the Black People were aware that the Red Land (the desert) was active and actually gaining on them. They may have implemented strategies to ameliorate that undesired effect.