@@ -48,7 +48,7 @@ Write in a few sentences what reader will learn (what problem to solve) from fol
4848### Before you start
4949> [!IMPORTANT]
5050> Make sure you have/know the following:
51- > - [x] [Have a working installation of Activity Browser](Getting-Started#installation-guide )
51+ > - [x] [Have a working installation of Activity Browser](Installation-Guide )
5252> - [x] [Have a project set up](Getting-Started#setting-up-a-project)
5353> - [x] ...
5454
@@ -73,57 +73,67 @@ and water use impact.
7373### Before you start
7474> [ !IMPORTANT]
7575> Make sure you have/know the following:
76- > - [x] [ Have a working installation of Activity Browser] ( Getting-Started#installation-guide )
76+ > - [x] [ Have a working installation of Activity Browser] ( Installation-Guide )
7777> - [x] [ Have a project set up] ( Getting-Started#setting-up-a-project )
7878> - [x] Know the basics of LCA
7979
8080### 1. Create a new database
8181- Create new database with the name _ 'first lca tutorial'_ , confirm.
82- - ** ... screenshot of new db button marked and name dialog**
82+
83+ ![ create a database] ( ./assets/_tutorials/first_lca_tutorial_create_db.png )
8384
8485### 2. Create the system
8586#### 2.1 Creating activities
8687To assess the environmental impact of generating electricity from coal, we need to model the production of
8788electricity and coal first.
8889
8990- Right-click on your new database in the ` Databases ` table and choose ` New activity ` .
90- - ** ... screenshot of context menu and dialog**
91+
92+ ![ create an activity context menu] ( ./assets/_tutorials/first_lca_tutorial_create_act_context.png )
93+
9194- Name your new activity _ 'electricity production, coal'_ , confirm.
92- - This opens your new activity in the ` Activity Details ` tab on the right.
93- - ** ... screenshot of tab**
94- - This tab shows all information about an activity.
95- - You can also see your new activity in the database now.
95+
96+ This opens your new activity in the ` Activity Details ` tab on the right.
97+ This tab shows all information about an activity.
98+ You can also see your new activity in the database on the left now.
99+
100+ ![ activity details - new activity] ( ./assets/_tutorials/first_lca_tutorial_act_details_1.png )
96101
97102> [ !TIP]
98103> You can only edit activities when the database is not set to ` Read-only ` and the activity is set to ` Edit Activity ` .
99- > You can set these in the ` Databases ` table and in the top left of the ' Activity Details' tab respectively.
104+ > You can set these in the ` Databases ` table and in the top left of the ` Activity Details ` tab respectively.
100105> This is done to avoid accidental changes.
101106>
102107> Your changes are saved automatically.
103108
104109- In the ` Products ` table, change the ` Product ` name to _ 'electricity'_ and ` Unit ` to _ 'kilowatt hour'_ .
105- - Optionally set the ` Location ` to your favourite country.
110+ - Optionally set the ` Location ` to your favourite country.
111+
112+ ![ activity details - product name] ( ./assets/_tutorials/first_lca_tutorial_act_details_2.png )
106113
107114> [ !NOTE]
108115> Units in Brightway and Activity Browser are 'just' text.
109116> Units don't have an inherent meaning or relationships to each other.
110117
111118#### 2.2 Linking activities
112- - In the ` Databases ` table in the ` Project ` tab on the left, open the database ` biosphere3 ` by double-clicking on it.
119+ - In the ` Databases ` table in the ` Project ` tab on the left, open the database _ ' biosphere3' _ by double-clicking on it.
113120
114121> [ !NOTE]
115122> All databases that you have open in a project are shown as tabs underneath the ` Databases ` table.
116123
117- - Search for _ 'carbon dioxide, fossil'_ in the database the category does not matter right now.
124+ - Search for _ 'carbon dioxide, fossil'_ in the database, the category does not matter right now.
118125- In the ` Activity Details ` show the (still empty) ` Biosphere Flows ` table by ticking the box.
119- - Drag the _ 'carbon dioxide, fossil'_ biosphere flow to the ` Biosphere Flows ` table.
126+ - Drag the one of the _ 'carbon dioxide, fossil'_ biosphere flows to the ` Biosphere Flows ` table.
120127- Set the ` Amount ` to 0.9 kilogram by double-clicking on the ` Amount ` field and changing the value.
121128
129+ > [ !TIP]
130+ > You can resize the tables in the activity details by dragging the 'splitter' up or down.
131+
122132#### 2.3 Finishing your system
123133Of course, electricity cannot be generated from nothing, so we need to
124134add the production of coal as a new activity to the system.
125135
126- - Create a new activity named _ 'coal mining'_ with as ` Product ` name _ 'coal'_ and as unit _ 'kilogram'_ .
136+ - Create a new activity named _ 'coal mining'_ with as ` Product ` name _ 'coal'_ and as ` Unit ` _ 'kilogram'_ .
127137- Again add the _ 'carbon dioxide, fossil'_ biosphere flow to the activity, set the ` Amount ` to 0.15 kilogram.
128138- Now switch back to the ` Activity Details ` of the process _ 'electricity production, coal'_ .
129139- From the database _ 'first lca tutorial'_ add the _ 'coal mining'_ activity you just created to the
@@ -136,6 +146,8 @@ and also add electricity as input there
136146- Open the _ 'coal mining'_ activity again and add _ 'electricity production'_ to the process
137147- Set the ` Amount ` to 0.01 kilowatt hour.
138148
149+ ![ activity details - finished activity] ( ./assets/_tutorials/first_lca_tutorial_act_details_3.png )
150+
139151#### 2.4 Inspecting your system
140152You have now finished creating a simple product-system for producing electricity from coal.
141153You may want to inspect if everything in developing your system went correctly.
@@ -148,6 +160,9 @@ You can open the graph explorer in two ways; 1) by right-clicking on an activity
148160` Open activity in Graph Explorer ` , or 2) in the top left of the ` Activity Details ` ,
149161by clicking the ` Graph Explorer ` logo.
150162
163+ ![ graph explorer context menu] ( ./assets/_tutorials/first_lca_tutorial_db_graph_explorer.png )
164+ ![ graph explorer context menu] ( ./assets/_tutorials/first_lca_tutorial_graph_explorer.png )
165+
151166### 3 Creating a calculation setup
152167Now that we created a product-system, we can calculate its environmental impact.
153168
@@ -157,13 +172,19 @@ Now that we created a product-system, we can calculate its environmental impact.
157172- On the left, open the tab ` Impact Categories ` and search for _ 'GWP100'_ and choose one of the impact categories,
158173 drag it to the ` Impact categories ` table.
159174
175+ ![ lca setup] ( ./assets/_tutorials/first_lca_tutorial_lca_setup.png )
176+
160177### 4 Running an LCA calculation
161178Now you are ready to calculate results.
162179
163180- Click the ` Calculate ` button on the top left of the ` LCA Setup ` tab.
164- - When Activity Browser finished the calculation, it will automatically open the ` LCA results ` tab on the right.
181+
182+ When Activity Browser finished the calculation, it will automatically open the ` LCA results ` tab on the right.
183+
165184- Congratulations! You have successfully calculated your first LCA.
166185
186+ ![ lca results] ( ./assets/_tutorials/first_lca_tutorial_lca_results.png )
187+
167188> [ !NOTE]
168189> The activities you see in there ` Reference flows ` table are linked to your system, if you change your system, the changes are saved automatically.
169190> Do keep in mind that you do need to re-calculate your results every time you make changes.
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