The litre (or liter) is a fascinating metric unit of volume predominantly used for measuring liquids. Curiously, while it is synonymous with the metric litre, it is not an official unit in the International System of Units (SI); instead, it is accepted for use with the SI due to its practicality. Originally defined as the volume of one kilogram of water at maximum density, the litre provides a tangible connection between volume and weight, emphasizing the interrelationship of these physical properties.
Despite its widespread application in everyday life, such as in beverages and fuels, the litre’s versatility extends beyond terrestrial boundaries. It plays a crucial role in astrobiology, where scientists explore celestial bodies for signs of water, often in volumes measured by litres or their scientific counterpart, cubic decimetres. Whether quenching thirst or exploring the cosmos, the litre connects us to the natural world in multifaceted ways.
A megalitre is a metric unit of volume equivalent to one million liters. Imagine a cube with 1,000 meters on each side; that’s the colossal size of one megalitre. This unit is commonly used in Australia for measuring large-scale water reserves, water treatment plants, and agricultural water consumption. For a visual perspective, one megalitre could fill roughly half an Olympic-sized swimming pool, highlighting its vast capacity.
The term “megalitre” isn’t just a unit of volume; it represents a crucial component in water resource management. In drought-prone areas and rapidly growing urban centers, measuring water in megalitres helps manage and oversee conservation efforts, ensuring sustainable water use and responsibility toward preservation initiatives. By presenting water quantities in these large volumes, the enormity of consumption and the necessary resources become abundantly clear.
| Litres | Megalitres |
|---|---|
0
l
|
0
Ml
|
1
l
|
0.000001
Ml
|
2
l
|
0.000002
Ml
|
3
l
|
0.000003
Ml
|
4
l
|
0.000004
Ml
|
5
l
|
0.000005
Ml
|
6
l
|
0.000006
Ml
|
7
l
|
0.000007
Ml
|
8
l
|
0.000008
Ml
|
9
l
|
0.000009
Ml
|
10
l
|
0.00001
Ml
|
11
l
|
0.000011
Ml
|
12
l
|
0.000012
Ml
|
13
l
|
0.000013
Ml
|
14
l
|
0.000014
Ml
|
15
l
|
0.000015
Ml
|
16
l
|
0.000016
Ml
|
17
l
|
0.000017
Ml
|
18
l
|
0.000018
Ml
|
19
l
|
0.000019
Ml
|
20
l
|
0.00002
Ml
|
21
l
|
0.000021
Ml
|
22
l
|
0.000022
Ml
|
23
l
|
0.000023
Ml
|
24
l
|
0.000024
Ml
|
25
l
|
0.000025
Ml
|
26
l
|
0.000026
Ml
|
27
l
|
0.000027
Ml
|
28
l
|
0.000028
Ml
|
29
l
|
0.000029
Ml
|
30
l
|
0.00003
Ml
|
31
l
|
0.000031
Ml
|
32
l
|
0.000032
Ml
|
33
l
|
0.000033
Ml
|
34
l
|
0.000034
Ml
|
35
l
|
0.000035
Ml
|
36
l
|
0.000036
Ml
|
37
l
|
0.000037
Ml
|
38
l
|
0.000038
Ml
|
39
l
|
0.000039
Ml
|
40
l
|
0.00004
Ml
|
41
l
|
0.000041
Ml
|
42
l
|
0.000042
Ml
|
43
l
|
0.000043
Ml
|
44
l
|
0.000044
Ml
|
45
l
|
0.000045
Ml
|
46
l
|
0.000046
Ml
|
47
l
|
0.000047
Ml
|
48
l
|
0.000048
Ml
|
49
l
|
0.000049
Ml
|
50
l
|
0.00005
Ml
|
51
l
|
0.000051
Ml
|
52
l
|
0.000052
Ml
|
53
l
|
0.000053
Ml
|
54
l
|
0.000054
Ml
|
55
l
|
0.000055
Ml
|
56
l
|
0.000056
Ml
|
57
l
|
0.000057
Ml
|
58
l
|
0.000058
Ml
|
59
l
|
0.000059
Ml
|
60
l
|
0.00006
Ml
|
61
l
|
0.000061
Ml
|
62
l
|
0.000062
Ml
|
63
l
|
0.000063
Ml
|
64
l
|
0.000064
Ml
|
65
l
|
0.000065
Ml
|
66
l
|
0.000066
Ml
|
67
l
|
0.000067
Ml
|
68
l
|
0.000068
Ml
|
69
l
|
0.000069
Ml
|
70
l
|
0.00007
Ml
|
71
l
|
0.000071
Ml
|
72
l
|
0.000072
Ml
|
73
l
|
0.000073
Ml
|
74
l
|
0.000074
Ml
|
75
l
|
0.000075
Ml
|
76
l
|
0.000076
Ml
|
77
l
|
0.000077
Ml
|
78
l
|
0.000078
Ml
|
79
l
|
0.000079
Ml
|
80
l
|
0.00008
Ml
|
81
l
|
0.000081
Ml
|
82
l
|
0.000082
Ml
|
83
l
|
0.000083
Ml
|
84
l
|
0.000084
Ml
|
85
l
|
0.000085
Ml
|
86
l
|
0.000086
Ml
|
87
l
|
0.000087
Ml
|
88
l
|
0.000088
Ml
|
89
l
|
0.000089
Ml
|
90
l
|
0.00009
Ml
|
91
l
|
0.000091
Ml
|
92
l
|
0.000092
Ml
|
93
l
|
0.000093
Ml
|
94
l
|
0.000094
Ml
|
95
l
|
0.000095
Ml
|
96
l
|
0.000096
Ml
|
97
l
|
0.000097
Ml
|
98
l
|
0.000098
Ml
|
99
l
|
0.000099
Ml
|
100
l
|
0.0001
Ml
|
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