Russell I. A. (2013) Spatio-temporal variability of surface water quality parameters in a South African estuarine lake system African Journal of Aquatic Science 38: 53–66

Keywords: Dissolved oxygen, long-term monitoring, pH, salinity, temperature, Touw estuary, turbidity, Wilderness lakes

Kraaij T., Cowling R. M. & Van Wilgen B. W. (2012) Lightning and fire weather in eastern coastal fynbos shrublands: seasonality and long-term trends International Journal of Wildland Fire 22: 288–295

Keywords: climate change, Garden Route National Park, Mediterranean-climate ecosystems, Outeniqua, rainfall, relative humidity, South Africa, temperature, Tsitsikamma, wind speed