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Corporate Water Accounting: An Analysis of Methods and Tools for ...

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28<br />

IV. Identifying <strong>Water</strong>-Related<br />

Business Risks<br />

As one <strong>of</strong> the key drivers <strong>for</strong> water accounting,<br />

we will look closely at the types <strong>of</strong> waterrelated<br />

risks that businesses are exposed to, as<br />

well as the ways in which water accounting<br />

methods/tools are working to (<strong>and</strong> intended<br />

to) identify <strong>and</strong> mitigate them. Our headline<br />

conclusion is that all water accounting methods/tools<br />

reviewed <strong>for</strong> this study are generally<br />

good <strong>for</strong> risk identification purposes,<br />

particularly in terms <strong>of</strong> providing a “broad<br />

brush” underst<strong>and</strong>ing <strong>of</strong> relative water risk.<br />

However, each approach provides unique<br />

in<strong>for</strong>mation, helping companies underst<strong>and</strong><br />

the nature <strong>of</strong> the risk in different ways.<br />

The interplay between waterrelated<br />

impacts <strong>and</strong> business risks<br />

<strong>Water</strong>-related business risks are closely related<br />

to water-related impacts. In most cases,<br />

companies with significant water impacts<br />

will be subject to corollary business risks.<br />

However, the inverse is not necessarily true:<br />

even companies with relatively insignificant<br />

water impacts may face major water-related<br />

risks. This is typically due to physical <strong>and</strong>/or<br />

socio-political factors that may change outside<br />

the company’s fenceline. For instance,<br />

economic development or population growth<br />

in a region may increase pressure on water<br />

resources <strong>and</strong> thus jeopardize a company’s<br />

continued access to water. New source water<br />

pollution may require (through regulation<br />

or otherwise) a company to install expensive<br />

on-site pretreatment technology so that<br />

the water is <strong>of</strong> suitable quality <strong>for</strong> production<br />

processes. In this respect, water-related<br />

impacts are just one (albeit a large) subset <strong>of</strong><br />

issues that create water risk <strong>for</strong> a company.<br />

While it may be true that not all social <strong>and</strong><br />

environmental impacts eventually manifest<br />

themselves as business risks, companies <strong>of</strong>ten<br />

find addressing major water impacts (both the<br />

company’s impacts on others <strong>and</strong> vice versa)<br />

a prudent risk management strategy.<br />

Impact assessments—discussed in detail<br />

in the following two sections—attempt to<br />

explore the implications <strong>of</strong> water use <strong>and</strong><br />

discharge on “external” factors such as human<br />

health, community access to water,<br />

ecosystem health, etc. In contrast, assessments<br />

<strong>of</strong> business risks tend to focus more<br />

on exploring the implications <strong>of</strong> this water<br />

use <strong>and</strong> changing external circumstances<br />

on “internal” factors such as the company’s<br />

legal access to water supplies <strong>and</strong> services,<br />

operational efficiencies, investor confidence,<br />

consumer perceptions, etc. Both types <strong>of</strong> assessments<br />

(risk <strong>and</strong> impact) require companies<br />

to consider how their own water use<br />

fits within the broader local water resource<br />

context. As such, the process <strong>for</strong> assessing<br />

impacts on watersheds, ecosystems, <strong>and</strong><br />

communities is <strong>of</strong>ten linked to (or at times<br />

integrated with) the process <strong>for</strong> assessing<br />

business risks. For this reason, it is useful to<br />

consider water impacts <strong>and</strong> risks together;<br />

however, it is also important to note that the<br />

various water accounting methods/tools may<br />

have an emphasis on one or the other.<br />

While some water accounting methods<br />

(e.g., LCA) are geared toward addressing<br />

the environmental <strong>and</strong> social (e.g., human<br />

health) impacts a company might have as a<br />

result <strong>of</strong> its water use <strong>and</strong> discharge, others<br />

focus instead on allowing companies to<br />

broadly underst<strong>and</strong> their water risk, <strong>for</strong> example,<br />

by using place-based water indicators<br />

that contextualize the company’s water use<br />

(e.g., WBCSD Global <strong>Water</strong> Tool). Others (e.g.,<br />

water footprinting) aspire to shed light on<br />

both a company’s business risks <strong>and</strong> impacts.<br />

The range <strong>of</strong> water risks<br />

Companies’ growing interest in water is<br />

driven by a number <strong>of</strong> factors, including pure<br />

operational efficiency, br<strong>and</strong> management,<br />

<strong>and</strong> corporate ethics/philanthropy. However,<br />

they are all ultimately driven by the desire<br />

to reduce related business risks whether that<br />

is to maintain social license to operate, build<br />

competitive advantage, encourage investment,<br />

or ensure long-term water supplies.<br />

The severity <strong>and</strong> type <strong>of</strong> these risks (as well<br />

as the appropriate mitigation strategies <strong>for</strong><br />

them) depend on geographic location <strong>and</strong><br />

type <strong>of</strong> industry sector <strong>and</strong> water use. That<br />

said, water-related business risks are <strong>of</strong>ten<br />

divided into three general <strong>and</strong> inherently<br />

inter-related categories:<br />

Physical:<br />

• Physical risks pertain to the inability<br />

to access adequate water supplies or

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