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The Ecological Limits of Hydrologic Alteration (ELOHA): A New Framework...
Framework for developing regional environmental flow standards that scales the IHA approach from individual sites to entire regions. ELOHA consists of four steps: (1)... -
How Much Water Does a River Need? The Range of Variability Approach (Richter...
Key companion paper to the 1996 IHA methodology introducing the Range of Variability Approach (RVA) for setting streamflow-based river ecosystem management targets. Defines a... -
IHA Software Version 7.1: User's Guide
The Nature Conservancy's Indicators of Hydrological Alteration (IHA) software manual, version 7.1. Provides comprehensive guidance on using the free IHA software for calculating... -
Building Block Methodology (BBM) for Environmental Flow Assessment
The Building Block Methodology is a holistic environmental flow assessment method developed in South Africa that decomposes the natural flow regime into ecologically meaningful... -
Bending the Curve of Global Freshwater Biodiversity Loss: An Emergency Recovery Plan
This paper presents a six-point Emergency Recovery Plan for freshwater biodiversity, addressing the global crisis of declining freshwater species populations (an average 84%... -
Incomati Ecological Reserve Assessment
Ecological Reserve determination studies for the Incomati River system under South Africa's National Water Act (Act 36 of 1998). The Ecological Reserve represents the quantity... -
Brisbane Declaration on Environmental Flows (2007)
International consensus statement on the critical importance of environmental flows for sustaining freshwater ecosystems and the human livelihoods that depend on them. Issued at...